List of Extra Ops

Extra Ops

List of Extra Ops

˅˃ Ops Types (Defunct)

Score Attack

Daily Ranked

Crank Key

Snatch Wars

This page aims to contain a list of every Extra Ops that has transpired in Metal Slug Attack.

#	Extra Ops	Duration	Version	Boss	Type
1	Mars Attack	April 27, 2016	1.4.0		Marathon
		May 9, 2016
		Hard Water (Metal Slug 3)
2	Jupiter King's Extra Ops	June 3, 2016	1.7.0	✕	Crank Key
		June 8, 2016
		Barracks (Metal Slug 7/XX)
3	Mummy's	June 24, 2016	1.7.0		Rare Boss
		July 3, 2016
		Ruins Excavation (Metal Slug 5)
4	Score Attack!!	July 7, 2016	1.8.0		Score Attack
		July 12, 2016
		Barracks (Metal Slug 7/XX)
5	Ptolemaic Attack	July 15, 2016	1.8.0		Marathon
		July 24, 2016
		Hard Water (Metal Slug 3)
6	Pirates Attack	July 31, 2016	1.9.0		Daily Ranked
		August 7, 2016
		Barracks (Metal Slug 7/XX)
7	Golden Soldier	August 10, 2016	1.10.0		Rare Boss
		August 21, 2016
		Hard Water (Metal Slug 3)
8	Black Future	August 23, 2016	1.10.0		Score Attack
		August 28, 2016
		Barracks (Metal Slug 7/XX)
9	CODE: ASSAULT	August 31, 2016	1.11.0		Marathon
		September 7, 2016
		Hard Water (Metal Slug 3)
10	The King of Weapons	September 9, 2016	1.11.0		Crank Key
		September 12, 2016
		Barracks (Metal Slug 7/XX)
11	Metal Slug Alice	September 15, 2016	1.12.0		Daily Ranked
		September 20, 2016
		Barracks (Metal Slug 7/XX)
12	Zombie Parade	September 22, 2016	1.12.0		Rare Boss
		September 28, 2016
		Hard Water (Metal Slug 3)
13	Alien vs. Morden	September 30, 2016	1.13.0		Score Attack
		October 4, 2016
		Barracks (Metal Slug 7/XX)
14	Boy Memories	October 6, 2016	1.13.0		Marathon
		October 12, 2016
		Hard Water (Metal Slug 3)
15	Sand Locker	October 14, 2016	1.14.0		Daily Ranked
		October 19, 2016
		Barracks (Metal Slug 7/XX)
16	Halloween Train	October 21, 2016	1.14.1		Rare Boss
		October 30, 2016
		Hard Water (Metal Slug 3)
17	Agent Sally	November 1, 2016	1.15.0		Score Attack
		November 6, 2016
		Combat School (Metal Slug 7/XX)
18	Mutation War	November 8, 2016	1.15.0		Marathon
		November 15, 2016
		The Shallow Sea (Metal Slug 3)
19	Food Army!	November 17, 2016	1.16.1		Crank Key
		November 20, 2016
		Good Ending (Metal Slug 4)
20	Destroy the Tower	November 22, 2016	1.16.1		Daily Ranked
		November 28, 2016
		Show Spirit (Metal Slug 4)
21	Invader Girl	November 30, 2016	1.16.1		Rare Boss
		December 6, 2016
		Biotoxic (Metal Slug 6)
22	Operation Ikari	December 8, 2016	1.17.0		Score Attack
		December 11, 2016
		Desert Requiem (Arranged) (King of Fighters '95 KoF '95)
23	Santa Trap	December 13, 2016	1.17.0		Marathon
		December 19, 2016
		Road to Success (Metal Slug 5)
24	Merry Christmas!	December 21, 2016	1.18.0	✕	Crank Key
		December 25, 2016
		Inner Goldfield (Metal Slug 6)
25	Queen's Battle	December 27, 2016	1.18.0		Rare Boss
		January 4, 2017
		Be Headquartered in the City (Metal Slug 3D)
26	Flying Ace	January 6, 2017	1.18.0		Daily Ranked
		January 11, 2017
		In the Void (Metal Slug 3)
27	Crazy Drive!!	January 13, 2017	1.19.0		Marathon
		January 18, 2017
		Cliff and Cave (Metal Slug 6)
28	Food Army! 2nd	January 20, 2017	1.19.0		Crank Key
		January 23, 2017
		Inner Goldfield (Metal Slug 6)
29	X Day	January 25, 2017	1.19.0		Score Attack
		January 29, 2017
		Into the Cosmos (Metal Slug 3)
30	Pharaoh Rebirth	January 31, 2017	1.20.0		Rare Boss
		February 7, 2017
		Underground Ruins (Metal Slug 3D)
31	Chocolate of the Dead	February 9, 2017	1.20.0		Crank Key
		February 13, 2017
		Furiously (Metal Slug 4)
32	Signal Red	February 15, 2017	1.20.0		Marathon
		February 26, 2017
		Coal Mine (Metal Slug 7)
33	Power of New Versions	March 6, 2017	2.0.5		Marathon
		March 12, 2017
		Underground Fortress (Metal Slug 7)
34	Signs of Curse	March 14, 2017	2.1.0		Daily Ranked
		March 20, 2017
		Biotoxic (Metal Slug 6)
35	Tough & Cool	March 22, 2017	2.1.0		Rare Boss
		March 28, 2017
		Hard Water (Metal Slug 3)
36	Wild Edge	March 30, 2017	2.2.0		Marathon
		April 5, 2017
		Desert Town (Metal Slug 3D)
37	Pirate's Ghost	April 7, 2017	2.2.0		Daily Ranked
		April 12, 2017
		Show Spirit (Metal Slug 4)
38	Amadeus Revenge	April 14, 2017	2.3.0		Rare Boss
		April 19, 2017
		Show Spirit (Metal Slug 4)
39	Snatch Wars Season 1	April 21, 2017	2.3.1		Snatch Wars
		April 26, 2017
		Militancy (Metal Slug Attack)
40	Jungle Monkeys	April 28, 2017	2.4.0		Crank Key
		April 30, 2017
		Let's run through! (Metal Slug 4)
41	Rider's High	May 2, 2017	2.4.0		Marathon
		May 7, 2017
		Speeder (Metal Slug 5)
42	Green Monster	May 9, 2017	2.4.0		Daily Ranked
		May 15, 2017
		Cadaverous (Metal Slug 4)
43	Mad Scientists	May 16, 2017	2.5.0		Rare Boss
		May 22, 2017
		Into the Cosmos (Metal Slug 3)
44	Snatch Wars Season 2	May 24, 2017	2.5.0		Snatch Wars
		May 29, 2017
		Militancy (Metal Slug Attack)
45	Break In The Shell	May 31, 2017	2.6.0		Marathon
		June 7, 2017
		The Shallow Sea (Metal Slug 3)
46	Maximum Evolution	June 9, 2017	2.6.0		Daily Ranked
		June 14, 2017
		Hard Water (Metal Slug 3)
47	Next One	June 16, 2017	2.7.0		Rare Boss
		June 21, 2017
		Snowy Country (Metal Slug 7)
48	Snatch Wars Season 3	June 23, 2017	2.7.0		Snatch Wars
		June 28, 2017
		Militancy (Metal Slug Attack)
49	Clash of the Worlds	June 30, 2017	2.8.0		Marathon
		July 5, 2017
		Sink Under the Waves (Metal Slug 3D)
50	Bicycle Maiden	July 7, 2017	2.8.0		Daily Ranked
		July 12, 2017
		Combat School (Metal Slug 7/XX)
51	Glow in the Dark	July 14, 2017	2.9.0		Rare Boss
		July 19, 2017
		Ruins Base (Metal Slug 7/XX)
52	Snatch Wars Season 4	July 21, 2017	2.9.1		Snatch Wars
		July 26, 2017
		Militancy (Metal Slug Attack)
53	Double Face	July 28, 2017	2.10.0		Marathon
		August 2, 2017
		The Shallow Sea (Metal Slug 3)
54	Last Resort	August 3, 2017	2.10.0		Marathon
		August 8, 2017
		Hard Water (Metal Slug 3)
55	No Limit	August 10, 2017	2.10.0		Rare Boss
		August 16, 2017
		Livin on the Deck (Metal Slug 2/X)
56	Rising Iron	August 18, 2017	2.11.0		Daily Ranked
		August 23, 2017
		Livin on the Deck (Metal Slug 2/X)
57	Snatch Wars Season 5	August 25, 2017	2.11.0		Snatch Wars
		August 30, 2017
		Militancy (Metal Slug Attack)
58	Silent Assassin	September 1, 2017	2.12.0		Marathon
		September 6, 2017
		Desert Town (Metal Slug 3D)
59	Supply Lines	September 8, 2017	2.12.0		Daily Ranked
		September 13, 2017
		Kiss in the Dark (Metal Slug 2/X)
60	Eternal Way	September 15, 2017	2.13.0		Rare Boss
		September 20, 2017
		Go Ahead (Metal Slug 4)
61	Snatch Wars Season 6	September 22, 2017	2.13.0		Snatch Wars
		September 27, 2017
		Militancy (Metal Slug Attack)
62	Dancing Brave	September 29, 2017	2.14.0		Marathon
		October 4, 2017
		Judgement (Metal Slug 2/X)
63	Blood Runaway	October 5, 2017	2.14.0		Rare Boss
		October 10, 2017
		Coal Mine (Metal Slug 7)
64	Royal Identity	October 11, 2017	2.14.0		Daily Ranked
		October 16, 2017
		Bottom of the Sea (Metal Slug 5)
65	Cross Over Fate	October 18, 2017	2.15.0		Rare Boss
		October 23, 2017
		Speeder (Metal Slug 5)
66	Snatch Wars Season 7	October 25, 2017	2.15.0		Snatch Wars
		October 30, 2017
		Militancy (Metal Slug Attack)
67	White Breath	November 1, 2017	2.16.0		Marathon
		November 6, 2017
		Let's run through! (Metal Slug 4)
68	Out of Control	November 8, 2017	2.16.0		Daily Ranked
		November 13, 2017
		Run Through (Metal Slug 5)
69	Same Direction	November 15, 2017	2.17.0		Rare Boss
		November 20, 2017
		Assault Theme (Metal Slug)
70	Snatch Wars Season 8	November 22, 2017	2.17.0		Snatch Wars
		November 27, 2017
		Militancy (Metal Slug Attack)
71	Time Collision	November 29, 2017	2.18.0		Marathon
		December 4, 2017
		Scrap Island (Metal Slug 7)
72	Fall of Disaster	December 5, 2017	2.18.0		Daily Ranked
		December 11, 2017
		Secret Place (Metal Slug 4)
73	United Front the 1st	December 12, 2017	2.18.0		United Front
		December 17, 2017
		United Front (Metal Slug Attack)
74	Snatch Wars Season 9	December 19, 2017	2.19.0		Snatch Wars
		December 24, 2017
		Militancy (Metal Slug Attack)
75	Sadistic Emotion	December 26, 2017	2.19.0		Marathon
		December 31, 2017
		Bottom of the Sea (Metal Slug 5)
76	Top Prospect	January 1, 2018	2.19.0		Rare Boss
		January 8, 2018
		Combat School (Metal Slug 7/XX)
77	Snatch Wars Season 10	January 10, 2018	2.20.0		Snatch Wars
		January 15, 2018
		Militancy (Metal Slug Attack)
78	United Front the 2nd	January 17, 2018	2.20.0		United Front
		January 22, 2018
		United Front (Metal Slug Attack)
79	Revival of Intention	January 24, 2018	2.20.0		Daily Ranked
		January 29, 2018
		Kiss in the Dark (Metal Slug 2/X)
80	Hero of Justice	January 31, 2018	2.21.0		Marathon
		February 6, 2018
		Underground Fortress (Metal Slug 7)
81	Snatch Wars Season 11	February 8, 2018	2.21.0		Snatch Wars
		February 13, 2018
		Militancy (Metal Slug Attack)
82	Kung Fu Guru	February 15, 2018	2.21.0		Rare Boss
		February 21, 2018
		Asian Impact (Metal Slug 6)
83	United Front the 3rd	February 23, 2018	3.0.0		United Front
		February 28, 2018
		United Front (Metal Slug Attack)
84	Butterfly Disaster	March 2, 2018	3.0.0		Marathon
		March 7, 2018
		Bottom of the Sea (Metal Slug 5)
85	Advance of Fire	March 10, 2018	3.1.0		Daily Ranked
		March 14, 2018
		Prehistoric Site (Metal Slug 2/X)
86	Beast Power	March 16, 2018	3.1.0		Rare Boss
		March 22, 2018
		Show Spirit (Metal Slug 4)
87	United Front the 4th	March 24, 2018	3.2.0		United Front
		March 30, 2018
		United Front (Metal Slug Attack)
88	Protection of the Fortress	April 1, 2018	3.2.0		Marathon
		April 8, 2018
		Secret Place (Metal Slug 4)
89	Fist Invasion	April 10, 2018	3.3.0		Daily Ranked
		April 15, 2018
		Livin on the Deck (Metal Slug 2/X)
90	Fire Inhibition	April 17, 2018	3.3.0		Rare Boss
		April 22, 2018
		The Unknown World (Metal Slug 3)
91	United Front the 5th	April 24, 2018	3.4.0		United Front
		April 29, 2018
		United Front (Metal Slug Attack)
92	Best Partner	May 1, 2018	3.4.0		Marathon
		May 7, 2018
		Scrap Island (Metal Slug 7)
93	One Mind	May 9, 2018	3.5.0		Daily Ranked
		May 14, 2018
		The Midnight Wandering (Metal Slug 3)
94	First Rebellion	May 16, 2018	3.5.0		Rare Boss
		May 22, 2018
		Atmosphere Discharge (Metal Slug 3D)
95	United Front the 6th	May 24, 2018	3.6.1		United Front
		May 29, 2018
		United Front (Metal Slug Attack)
96	Growing Ninja	May 31, 2018	3.6.1		Marathon
		June 5, 2018
		The South Pole (Metal Slug 3D)
97	Encounter of Unknown	June 7, 2018	3.7.0		Rare Boss
		June 13, 2018
		Into the Cosmos (Metal Slug 3)
98	Try Line 1st	June 15, 2018	3.7.1		Try Line
		June 20, 2018
		Together (Metal Slug Attack)
99	United Front the 7th	June 22, 2018	3.8.0		United Front
		June 27, 2018
		United Front (Metal Slug Attack)
100	Hot Trap	June 29, 2018	3.8.0		Marathon
		July 5, 2018
		Zoom Down (Metal Slug 5)
101	Sky King	July 7, 2018	3.9.0		Daily Ranked
		July 13, 2018
		Assault Theme (Metal Slug)
102	Theory of Evolution	July 15, 2018	3.9.0		Rare Boss
		July 23, 2018
		Underground Fortress (Metal Slug 7)
103	Try Line 2nd	July 24, 2018	3.10.0		Try Line
		July 29, 2018
		Together (Metal Slug Attack)
104	Dark Invitation	July 31, 2018	3.10.0		Marathon
		August 5, 2018
		Ruins Base (Metal Slug 7)
105	United Front the 8th	August 7, 2018	3.11.0		United Front
		August 12, 2018
		United Front (Metal Slug Attack)
106	Tropical Battles	August 14, 2018	3.11.0		Rare Boss
		August 19, 2018
		The Unknown World (Metal Slug 3)
107	Strange Town	August 21, 2018	3.11.0		Daily Ranked
		August 26, 2018
		Biotoxic (Metal Slug 6)
108	Auto Battle	August 28, 2018	3.12.0		Marathon
		September 2, 2018
		Snowy Country (Metal Slug 7)
109	United Front the 9th	September 4, 2018	3.12.0		United Front
		September 9, 2018
		United Front (Metal Slug Attack)
110	Begin Training	September 11, 2018	3.13.0		Rare Boss
		September 17, 2018
		Scrap Island (Metal Slug 7)
111	Try Line 3rd	September 19, 2018	3.13.0		Try Line
		September 24, 2018
		Together (Metal Slug Attack)
112	Destruction and Regeneration	September 26, 2018	3.14.0		Daily Ranked
		October 1, 2018
		Underground Ruins (Metal Slug 3D)
113	Unknown Snow	October 3, 2018	3.14.0		Marathon
		October 9, 2018
		The Waterfall (Metal Slug 7)
114	United Front the 10th	October 11, 2018	3.15.0		United Front
		October 16, 2018
		United Front (Metal Slug Attack)
115	Sword of Allegiance	October 18, 2018	3.15.0		Rare Boss
		October 24, 2018
		Climb the Tower (Metal Slug 3D)
116	Try Line 4th	October 26, 2018	3.16.0		Try Line
		October 31, 2018
		Together (Metal Slug Attack)
117	Code of Conduct	November 2, 2018	3.16.0		Marathon
		November 8, 2018
		The Beginning is the End (Metal Slug 7)
118	United Front the 11th	November 10, 2018	3.17.0		United Front
		November 16, 2018
		United Front (Metal Slug Attack)
119	Escape Plan	November 18, 2018	3.17.0		Rare Boss
		November 25, 2018
		Break the Barrier (Metal Slug 3D)
120	Try Line 5th	November 27, 2018	3.18.0		Try Line
		December 2, 2018
		Together (Metal Slug Attack)
121	Great Flower	December 4, 2018	3.18.0		Marathon
		December 9, 2018
		Hard Water (Metal Slug 3)
122	United Front the 12th	December 11, 2018	3.19.0		United Front
		December 17, 2018
		United Front (Metal Slug Attack)
123	Christmas Wishes	December 19, 2018	3.20.0		Rare Boss
		December 24, 2018
		Snowy Road (Metal Slug 4)
124	Daughter of the Dusk	December 26, 2018	3.20.0		Daily Ranked
		December 31, 2018
		The Unknown World (Metal Slug 3)
125	ACE	January 2, 2019	3.20.0		Marathon
		January 10, 2019
		Snowy Country (Metal Slug 7)
126	United Front the 13th	January 12, 2019	3.21.0		United Front
		January 17, 2019
		United Front (Metal Slug Attack)
127	OneMan Army	January 19, 2019	3.21.0		Rare Boss
		January 24, 2019
		Biotoxic (Metal Slug 6)
128	Try Line 6th	January 26, 2019	3.22.0		Try Line
		January 31, 2019
		Together (Metal Slug Attack)
129	The Successor	February 2, 2019	3.22.0		Marathon
		February 7, 2019
		Show Spirit (Metal Slug 4)
130	United Front the 14th	February 9, 2019	3.23.0		United Front
		February 15, 2019
		United Front (Metal Slug Attack)
131	Bloom Disaster	February 17, 2019	3.23.0		Rare Boss
		February 24, 2019
		Biotoxic (Metal Slug 6)
132	Guardians of Morden	February 26, 2019	4.0.0		Marathon
		March 3, 2019
		Assault Theme (Metal Slug)
133	United Front the 15th	March 5, 2019	4.0.0		United Front
		March 10, 2019
		United Front (Metal Slug Attack)
134	Killer Scythe	March 12, 2019	4.1.0		Rare Boss
		March 18, 2019
		Kiss in the Dark (Metal Slug 3)
135	Try Line 7th	March 20, 2019	4.1.0		Try Line
		March 25, 2019
		Together (Metal Slug Attack)
136	On the Bad Road	March 27, 2019	4.2.0		Rare Boss
		April 1, 2019
		Run Through (Metal Slug 5)
137	Pain of My Heart	April 3, 2019	4.2.0		Marathon
		April 9, 2019
		Melody of My Own Way (Metal Slug 7)
138	United Front the 16th	April 11, 2019	4.3.0		United Front
		April 16, 2019
		United Front (Metal Slug Attack)
139	Memories of Mirage	April 18, 2019	4.3.0		Rare Boss
		April 24, 2019
		Go Ahead! (Metal Slug 4)
140	Try Line 8th	April 26, 2019	4.4.0		Try Line
		May 1, 2019
		Together (Metal Slug Attack)
141	Material Affection	May 3, 2019	4.4.0		Marathon
		May 9, 2019
		Bridge 256 (Metal Slug 6)
142	United Front the 17th	May 11, 2019	4.4.0		United Front
		May 16, 2019
		United Front (Metal Slug Attack)
143	Tiny Super Girl	May 18, 2019	4.5.0		Rare Boss
		May 23, 2019
		Zoom Down (Metal Slug 5)
144	Like a Bird	May 25, 2019	4.5.0		Daily Ranked
		May 30, 2019
		The Unknown World (Metal Slug 3)
145	Ancient Code	June 1, 2019	4.6.0		Marathon
		June 8, 2019
		Atmospheric Discharge (Metal Slug 3D)
146	United Front the 18th	June 10, 2019	4.6.0		United Front
		June 16, 2019
		e: Discharge (Metal Slug 6)
147	Mad Assault Crew	June 18, 2019	4.7.0		Rare Boss
		June 23, 2019
		e: Be Headquartered in the City (Metal Slug 3D)
148	Try Line 9th	June 25, 2019	4.7.0		Try Line
		June 30, 2019
		Together (Metal Slug Attack)
149	The Divine Move	July 2, 2019	4.8.0		Marathon
		July 8, 2019
		Biotoxic (Metal Slug 6)
150	United Front the 19th	July 10, 2019	4.8.0		United Front
		July 15, 2019
		United Front (Metal Slug Attack)
151	Shinobi Hunter	July 17, 2019	4.9.0		Rare Boss
		July 22, 2019
		Scrap Island (Metal Slug 7)
152	Task Force 1st	July 24, 2019	4.9.0		Task Force
		July 29, 2019
		Task Force (Metal Slug Attack)
153	ACE in ADVERSITY	July 31, 2019	4.10.0		Marathon
		August 6, 2019
		First Contact (Metal Slug 3)
154	United Front the 20th	August 8, 2019	4.10.0		United Front
		August 13, 2019
		United Front (Metal Slug Attack)
155	Freestyle	August 15, 2019	4.10.0		Rare Boss
		August 20, 2019
		Be Headquartered in the City (Metal Slug 3D)
156	Try Line 10th	August 22, 2019	4.11.0		Try Line
		August 27, 2019
		Together (Metal Slug Attack)
157	Under City	August 29, 2019	4.11.0		Marathon
		September 3, 2019
		Secret Place (Metal Slug 4)
158	United Front the 21st	September 5, 2019	4.12.0		United Front
		September 10, 2019
		United Front (Metal Slug Attack)
159	Punk! Punk! Punk!	September 12, 2019	4.12.0		Rare Boss
		September 18, 2019
		Asian Impact (Metal Slug 6)
160	Task Force 2nd	September 20, 2019	4.13.0		Task Force
		September 25, 2019
		Task Force (Metal Slug Attack)
161	Mars Sweeper	September 27, 2019	4.13.0		Marathon
		October 2, 2019
		World Map (Metal Slug Defense)
162	United Front the 22nd	October 4, 2019	4.14.0		United Front
		October 9, 2019
		United Front (Metal Slug Attack)
163	Scary Halloween Party	October 11, 2019	4.14.0		Rare Boss
		October 17, 2019
		Let's Run Through (Metal Slug 4)
164	Try Line 11th	October 19, 2019	4.15.0		Try Line
		October 24, 2019
		Together (Metal Slug Attack)
165	Task Force 3rd	October 26, 2019	4.15.0		Task Force
		October 31, 2019
		Task Force (Metal Slug Attack)
166	Four Samurai	November 2, 2019	4.16.0		Marathon
		November 9, 2019
		The Japanese Army (Metal Slug 3)
167	United Front the 23rd	November 11, 2019	4.16.0		United Front
		November 17, 2019
		Oguma's Theme (Metal Slug 3D)
168	Gluttony of Disaster	November 19, 2019	4.17.0		Rare Boss
		November 24, 2019
		Into the Cosmos (Metal Slug 3)
169	Task Force 4th	November 26, 2019	4.17.0		Task Force
		December 1, 2019
		Task Force (Metal Slug Attack)
170	From Me to You	December 3, 2019	4.18.0		Marathon
		December 9, 2019
		Regular Army Base (Metal Slug Attack)
171	Try Line 12th	December 11, 2019	4.18.0		Try Line
		December 16, 2019
		Together (Metal Slug Attack)
172	Return of Hope	December 18, 2019	4.19.0		Rare Boss
		December 23, 2019
		Wild Land (Metal Slug Attack)
173	United Front the 24th	December 25, 2019	4.20.0		United Front
		December 30, 2019
		United Front (Metal Slug Attack)
174	Secret In My Eyes	January 1, 2020	4.20.0		Marathon
		January 7, 2020
		Ptolemaic Army Base (Metal Slug Attack)
175	Task Force 5th	January 9, 2020	4.20.0		Task Force
		January 14, 2020
		Task Force (Metal Slug Attack)
176	The Moth	January 16, 2020	4.21.0		Rare Boss
		January 22, 2020
		Biotoxic (Metal Slug 6)
177	Try Line 13th	January 24, 2020	4.21.1		Try Line
		January 29, 2020
		Together (Metal Slug Attack)
178	Beautiful Fighter	January 31, 2020	4.22.0		Marathon
		February 5, 2020
		Ptolemaic Army Base (Metal Slug Attack)
179	United Front the 25th	February 7, 2020	4.22.0		United Front
		February 12, 2020
		United Front (Metal Slug Attack)
180	White Combat	February 14, 2020	4.23.0		Rare Boss
		February 19, 2020
		Snowy Road (Metal Slug 4)
181	Task Force 6th	February 21, 2020	4.23.0		Task Force
		February 26, 2020
		Task Force (Metal Slug Attack)
182	Silent Evolution	February 28, 2020	5.0.0		Marathon
		March 4, 2020
		Break the Barrier (Metal Slug 3D)
183	United Front the 26th	March 6, 2020	5.0.0		United Front
		March 15, 2020
		United Front (Metal Slug Attack)
184	Returning Task Force 4th	March 17, 2020	5.0.0		Task Force
		March 26, 2020
		Task Force (Metal Slug Attack)
185	Jumper	March 28, 2020	5.1.0		Rare Boss
		April 4, 2020
		Road to Success (Metal Slug 5)
186	Try Line 14th	April 6, 2020	5.1.0		Try Line
		April 12, 2020
		Together (Metal Slug Attack)
187	Insanity Ahead	April 14, 2020	5.2.0		Marathon
		April 20, 2020
		Show Spirit (Metal Slug 4)
188	Task Force 7th	April 22, 2020	5.2.0		Task Force
		April 27, 2020
		Task Force (Metal Slug Attack)
189	Absolute Defender	April 29, 2020	5.3.0		Rare Boss
		May 5, 2020
		End to the War (Metal Slug 4)
190	United Front the 27th	May 7, 2020	5.3.0		United Front
		May 13, 2020
		United Front (Metal Slug Attack)
191	Lunatic Providence	May 15, 2020	5.4.0		Marathon
		May 21, 2020
		Bridge 256 (Metal Slug 6)
192	Try Line 15th	May 23, 2020	5.4.0		Try Line
		May 28, 2020
		Together (Metal Slug Attack)
193	Blue Fire	May 30, 2020	5.5.0		Marathon
		June 6, 2020
		Aim High Chase Fast (Metal Slug 6)
194	Task Force 8th	June 8, 2020	5.5.0		Task Force
		June 14, 2020
		Task Force (Metal Slug Attack)
195	All Creation	June 16, 2020	5.6.0		Rare Boss
		June 21, 2020
		Windy Day (Metal Slug 5)
196	United Front the 28th	June 23, 2020	5.6.0		United Front
		June 28, 2020
		United Front (Metal Slug Attack)
197	The Executioner	June 30, 2020	5.7.0		Marathon
		July 6, 2020
		Break the Barrier (Metal Slug 3D)
198	Try Line 16th	July 8, 2020	5.7.0		Try Line
		July 14, 2020
		Together (Metal Slug Attack)
199	United Front the 29th	July 16, 2020	5.8.0		United Front
		July 21, 2020
		United Front (Metal Slug Attack)
200	Freedom	July 23, 2020	5.8.0		Rare Boss
		July 28, 2020
		Coal Mine (Metal Slug 7)
201	Guardian of the City	July 30, 2020	5.9.0		Marathon
		August 5, 2020
		Honest Person Who Fights (Metal Slug 3D)
202	Justice of Summer	August 7, 2020	5.10.0		Recapture
		August 14, 2020
		Honest Person Who Fights (Metal Slug 3D)
203	Task Force 9th	August 16, 2020	5.10.0		Task Force
		August 23, 2020
		Task Force (Metal Slug Attack)
204	If/The Beginning	August 25, 2020	5.11.0		Rare Boss
		August 30, 2020
		Zoom Down (Metal Slug 5)
205	Portless Communication	September 1, 2020	5.11.0		Marathon
		September 7, 2020
		Prehistoric Site (Metal Slug 2/X)
206	Lonely Mate	September 9, 2020	5.12.0		Rare Boss
		September 15, 2020
		Road to Success (Metal Slug 5)
207	Try Line 17th	September 17, 2020	5.12.0		Try Line
		September 23, 2020
		Together (Metal Slug Attack)
208	United Front the 30th	September 25, 2020	5.13.0		United Front
		September 30, 2020
		United Front (Metal Slug Attack)
209	Girls Be Ambitious	October 2, 2020	5.13.0		Marathon
		October 8, 2020
		Into the Cosmos (Metal Slug 3)
210	Task Force 10th	October 10, 2020	5.14.0		Task Force
		October 16, 2020
		Task Force (Metal Slug Attack)
211	Halloween Forest	October 18, 2020	5.14.0		Recapture
		October 25, 2020
		Melody of My Own Way (Metal Slug 7)
212	Try Line 18th	October 27, 2020	5.15.0		Try Line
		November 2, 2020
		Together (Metal Slug Attack)
213	United Front the 31st	November 4, 2020	5.15.0		United Front
		November 10, 2020
		United Front (Metal Slug Attack)
214	Space War	November 12, 2020	5.16.0		Rare Boss
		November 18, 2020
		The Unknown World (Metal Slug 3)
215	Task Force 11th	November 20, 2020	5.16.0		Task Force
		November 26, 2020
		Task Force (Metal Slug Attack)
216	Perfect Doctor	November 28, 2020	5.17.2		Recapture
		December 5, 2020
		The Waterfall (Metal Slug 7)
217	Blue Christmas	December 7, 2020	5.17.2		Marathon
		December 13, 2020
		Break the Barrier (Metal Slug 3D)
218	Pirate Christmas	December 15, 2020	5.18.0		Rare Boss
		December 22, 2020
		Break the Barrier (Metal Slug 3D)
219	Try Line 19th	December 24, 2020	5.18.0		Try Line
		December 30, 2020
		Together (Metal Slug Attack)
220	2021 New War!!	January 1, 2021	5.18.0		Recapture
		January 7, 2021
		Coal Mine (Metal Slug 7)
221	United Front the 32nd	January 9, 2021	5.19.0		United Front
		January 15, 2021
		United Front (Metal Slug Attack)
222	Task Force 12th	January 17, 2021	5.19.0		Task Force
		January 24, 2021
		Task Force (Metal Slug Attack)
223	Sand Rabbit	January 26, 2021	5.20.0		Marathon
		January 31, 2021
		Ptolemaic Army Base (Metal Slug Attack)
224	Try Line 20th	February 2, 2021	5.20.0		Try Line
		February 7, 2021
		Together (Metal Slug Attack)
225	Because of Love	February 9, 2021	5.21.0		Rare Boss
		February 16, 2021
		Coal Mine (Metal Slug 7)
226	United Front the 33rd	February 18, 2021	5.21.0		United Front
		February 24, 2021
		United Front (Metal Slug Attack)
227	Re:Merge	February 26, 2021	6.0.0		Recapture
		March 5, 2021
		Regular Army Base (Metal Slug Attack)
228	Scrap Brain	March 7, 2021	6.0.0		Marathon
		March 14, 2021
		Melody of My Own Way (Metal Slug 7)
229	Try Line 21st	March 16, 2021	6.1.0		Try Line
		March 21, 2021
		Together (Metal Slug Attack)
230	Omen	March 23, 2021	6.1.0		Rare Boss
		March 29, 2021
		Break the Barrier (Metal Slug 3D)
231	Shakety Empty	March 31, 2021	6.2.0		Recapture
		April 6, 2021
		Break the Barrier (Metal Slug 3D)
232	United Front the 34th	April 8, 2021	6.2.1		United Front
		April 13, 2021
		United Front (Metal Slug Attack)
233	Stray Ghost	April 15, 2021	6.3.0		Marathon
		April 21, 2021
		Coal Mine (Metal Slug 7)
234	Task Force 13th	April 23, 2021	6.3.1		Task Force
		April 29, 2021
		Task Force (Metal Slug Attack)
235	One Cut	May 1, 2021	6.4.0		Recapture
		May 8, 2021
		The Waterfall (Metal Slug 7)
236	Try Line 22nd	May 10, 2021	6.4.0		Try Line
		May 16, 2021
		Together (Metal Slug Attack)
237	Accidental Coincidence	May 18, 2021	6.5.0		Rare Boss
		May 24, 2021
		New Godokin Street (Metal Slug 2)
238	United Front the 35th	May 26, 2021	6.5.0		United Front
		June 1, 2021
		United Front (Metal Slug Attack)
239	Freedom Mission	June 3, 2021	6.6.0		Marathon
		June 9, 2021
		Ptolemaic Army Base (Metal Slug Attack)
240	Task Force 14th	June 11, 2021	6.6.0		Task Force
		June 17, 2021
		Task Force (Metal Slug Attack)
241	Burning Diamond	June 19, 2021	6.7.0		Recapture
		June 26, 2021
		Melody of My Own Way (Metal Slug 7)
242	United Front the 36th	June 28, 2021	6.7.0		United Front
		July 4, 2021
		United Front (Metal Slug Attack)
243	Task Force 15th	July 6, 2021	6.8.1		Task Force
		July 12, 2021
		Task Force (Metal Slug Attack)
244	Ugly Friend	July 14, 2021	6.8.1		Rare Boss
		July 20, 2021
		Devil's Snow Cave (Metal Slug 3)
245	Try Line 23rd	July 22, 2021	6.9.0		Try Line
		July 28, 2021
		Together (Metal Slug Attack)
246	Road to Everlasting Summer	July 30, 2021	6.9.0		Marathon
		August 5, 2021
		Break the Barrier (Metal Slug 3D)
247	My Beach	August 7, 2021	6.10.1		Recapture
		August 14, 2021
		Road to Success (Metal Slug 5)
248	Task Force 16th	August 16, 2021	6.10.1		Task Force
		August 22, 2021
		Task Force (Metal Slug Attack)
249	Gray Tiger	August 24, 2021	6.11.0		Rare Boss
		August 30, 2021
		Regular Army Base (Metal Slug Attack)
250	United Front the 37th	September 1, 2021	6.11.0		United Front
		September 7, 2021
		United Front (Metal Slug Attack)
251	Cat Alyst	September 9, 2021	6.12.0		Marathon
		September 15, 2021
		Coal Mine (Metal Slug 7)
252	Search & Destroy 1st	September 17, 2021	6.12.0		Search & Destroy
		September 23, 2021
		Search & Destroy (Metal Slug Attack)
253	Deep Water	September 25, 2021	6.13.0		Recapture
		October 2, 2021
		The Shallow Sea (Metal Slug 3)
254	Task Force 17th	October 4, 2021	6.13.0		Task Force
		October 10, 2021
		Task Force (Metal Slug Attack)
255	Sand Dance	October 12, 2021	6.14.0		Marathon
		October 18, 2021
		Prehistoric Site (Metal Slug 2/X)
256	Trick or Treat	October 20, 2021	6.14.0		Recapture
		October 26, 2021
		The Night (Metal Slug Attack)
257	Search & Destroy 2nd	October 28, 2021	6.15.1		Search & Destroy
		November 3, 2021
		Search & Destroy (Metal Slug Attack)
258	United Front the 38th	November 5, 2021	6.15.1		United Front
		November 11, 2021
		United Front (Metal Slug Attack)
259	My Little Forest	November 13, 2021	6.16.0		Rare Boss
		November 19, 2021
		The Unknown World (Metal Slug 3)
260	Task Force 18th	November 21, 2021	6.16.0