Events

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Events regularly take place in Metal Slug Attack and vary from increased rewards of all kinds, to give-aways, discounts, and special micro-transaction offers.

Generic Events

These rotate often and last from 1 to 4 days.

	Event	Rewards	Dates
	Coin Item Sale	Discount 30% off of all Battle, Team Battle, Guild, and P.O.W. Shop merchandise.	2016/04/02-2016/04/03
	Combat School Campaign	Training Program +2 in Combat School	2016/03/28-2016/03/30
	Daily Boss Campaign	Challenge +2 in Day Specific Mission MSP x3 in Day Specific Mission	2016/04/19-2016/04/21
	Double Battle Coin Campaign	Battle Medal x2 in Battle and Team Battle	2016/03/17-2016/03/18
	Double EXP Campaign	EXP x2 in Attack!	2016/02/27-2016/02/28 2016/04/11-2016/04/14
	Double Gold Bar Campaign	Gold Bar x2 in P.O.W. Rescue	2016/03/31-2016/04/16
	Double Guild Coin Campaign	Guild Medal x2 in Guild Raid	2016/03/14-2016/03/16 2016/04/15-2016/04/18
	Double Unit Parts Campaign	Unit Part x2 if dropped in Elite Missions.	2016/03/05-2016/03/06 2016/03/23-2016/03/25
	Medal Item Sale	Discount 30% off of all Shop, Extra Shop, and Rare Shop merchandise. Shops stay open: Extra and Rare Shops.	2016/02/27-2016/02/28 2016/04/25-2016/04/27
	Mystery Crank Campaign	Chance x2 to get unit parts for Rebel Army in Medal and VIP Cranks.	2016/03/18-2016/03/22
	P.O.W. Rescue Campaign	Refresh +1 in P.O.W. Rescue.	2016/03/12-2016/03/13
	Short Ranking Battle	Daily Rank Rewards x2 in Battle and Team Battle. Unit Parts distributed according to the highest rank in Battle after the final day.	2016/04/07-2016/04/10 2016/04/21-2016/04/24

Short Ranking Battle Rewards

Dates	Reward
2016/04/07 - 2016/04/10	Slug Copter
2016/04/21 - 2016/04/24	Slug Flyer
2016/05/11 - 2016/05/14	Donkey Slug
2016/05/19 - 2016/05/22	Flying Core
2016/06/09 - 2016/06/12	Avatar Pictures
2016/06/20 - 2016/06/23	Avatar Pictures
2016/07/12 - 2016/07/15	R-Shobu

Unique Events

These had happened only once, give-aways included.

2016

News Box Image	Date	Event	Rewards
	02/XX	Metal Slug series 20th Anniversary Present Campaign: pre-registration stretch goals reached	3,000.
	02/26	500,000 Downloads Celebration	500,000.
	03/15	1,000,000 and 2,000,000 Downloads Celebration	1,000,000.
	03/24 – 04/03	Leona Pre-Acquisition Campaign	110 Leona parts for purchasing a 10,000 pack.
	03/24 – 04/03	Rebel Gigant Pickup	Bigger chance to get Rebel Gigant parts in Medal and VIP Cranks.
	04/15 – 04/18	Zombie Marco Pickup	Bigger chance to get Zombie Marco parts in Medal and VIP Cranks.
	04/27 – 05/09	Ralf Pre-Acquisition Campaign	110 Ralf parts for purchasing a 10,000 pack.
	04/27 – 05/09	Regular Army Helicopter Pickup	Bigger chance to get Regular Army Helicopter parts in Medal and VIP Cranks.
	04/27 – 05/09	Extra Ops: Mars Attack	MSP, Medals, Unit Parts, unique Items.
	05/XX	Pack Shop	Similar to Rookie Pack, this lets you power up a unit with 50 parts, various MSP and items. These packs cost 1500 . Week 1: Slug Armor Week 2: Allen O'neil Week 3: Mars Mecha 1.6.0: Hover Vehicle
	05/XX	Medal Shop	Purchasing 65 Medals and a chance item. Week 1: 400 Sortie Week 2: 10 AP Week 3: 300,000
	5/20 - 6/03	3,000,000 Downloads Celebration	Unlocks Ostrich Slug on the 1st day, log in at daily reset to earn OS Parts up to 5 days straight, up to gold evolution frame.
	5/20 - 5/27	Prototype Iron Pre-Acqisition Campaign	110 Prototype Iron parts for purchasing a 4750 pack.
	???	Clark Pre-Acquisition Campaign	110 Clark parts for purchasing a 10,000 pack.
	6/03 - 6/08	Extra Ops: Jupiter King	MSP, Medals, Unit Parts, unique Items. The event is different is that of Mars Attack where you have to destroy mass produced Jupiter Kings, varying from MK1, MK2, and Mini JK's, the MAX you can fight is up to 50 at a time. Crank Keys (Medal/VIP) are also distributed after a certain amount of JK defeats.
	6/09 - 6/22	Jupiter King MKII Pre-Acquision Campaign	110 JK MKII parts for purchasing a 4750 pack.
	???	Extra Ops: Golden Soldier	MSP, Medals, Unit Parts, unique Items.
	???	Camel Rider Pack Shop	This lets you power up Camel Rider with 30 parts and various MSP and items. This pack costs 500 medals.
	???	Extra Ops: Black Future	MSP, Medals, Unit Parts, unique Items. The event differs from the previous ones where you have to defeat Future variant enemies, however in weak levels until you have reached the Kraken, the boss' level increases after defeating each levels.
	???	Red Goblin and Scotia Amundsen Pickup	Bigger chance to get Red Goblin and Scotia Amundsen in Medal or VIP Crank.
	???	Extra Ops: Code Assault	MSP, Medals, Unit Parts, unique Items.
	9/08 - 9/08	Everlasting Summer Eri Pickup	Bigger chance to get Everlasting Summer Eri in Medal or VIP Crank.
	9/09 - 9/14	Extra Ops: King of Weapons	MSP, Medals, Unit Parts, unique Items. An exclusive King of Fighters Extra Ops, the event is same as the Jupiter King Extra Ops, where you have to destroy mass produced Slug Armor ver. Yagami and Slug Armor ver. Kusanagi, the player can fight a maximum of 50 at a time, also Crank Keys are distributed after a certain amount of Slug Armor ver. Yagami or Kusanagi defeats.
	9/14 - 9/20	Extra Ops: Metal Slug Alice	MSP, Medals, Unit Parts, unique Items. Unlike the previous Extra Ops, The event is where you have to destroy many Chowmein-Conga as you can, there are also Silver and Gold variants of Chowmein-Conga which gives better reward, destroying the Crablops will give much better reward. Different difficulties will be unlocked after completing the previous ones.
	9/14 - 9/20	El Dorado Pickup	Bigger chance to get El Dorado parts from Medal or VIP Crank.
	9/13? - 9/20?	4,000,000 Downloads Celebration	Players are rewarded with Medals everytime they log-in.
	9/15 - 9/21	Ms-Alice Pre Acqcuisition Campaign	110 Ms-Alice parts plus Icon for purchasing a 10,000 pack.
	9/22 - 9/28	Extra Ops: Zombie Parade	MSP, Medals, Unit Parts, unique Items.
	9/22 - 9/28	Red Eye Pack Shop	This lets you power up Red Eye with 30 parts and various MSP and items. This pack costs 500 medals.
	9/22 - 9/28	"Cat Ears" Leona Pre Acquisition Campaign	110 "Cat Ears" Leona parts plus icon for purchasing a 10,000 pack.
	9/21 - 9/24	Slug Gigant and Rebel Gigant Event Crank	The Slug Gigant and Rebel Gigant has been added within the Event Crank.
	???	Extra Ops: Alien vs. Morden	MSP, Medals, Unit Parts, unique Items. This Extra Ops is same as Black Future. Where you have to defeat Invader variant enemies, however in weak levels until you have reached Rootmars, the boss' level increases after defeating each levels.
	10/04 - 10/13	Dragunov and The Keesi III Pickup	Bigger chance to get Dragunov and The Keesi III in Medal or VIP Crank.
	10/05 - 10/13	Allen Jr. Pre Acquisition Campaign	110 Allen Jr. parts plus icon for purchasing a 10,000 pack.
	10/06 - 10/13	Extra Ops: Boy Memories	MSP, Medals, Unit Parts, unique Items.
	10/13 - 10/20	Abigail Pre Acquisition Campaign	110 Abigail parts plus icon for purchasing a 10,000 pack.
	10/13 - 10/20	Motorbike P.O.W. 2 Pack Shop	This lets you power up Motorbike P.O.W. Ver 2 with 30 parts and various MSP and items. This pack costs 500 medals.
	10/14 - 10/20	Extra Ops: Sand Locker	MSP, Medals, Unit Parts, unique Items.
	10/20 - 10/31	"Cat Ears" Leona Pickup	Bigger chance to get "Cat Ears" Leona in Medal or VIP Crank.
	10/19 - 10/31	Vatn Pre Acquisition Campaign	110 Vatn parts plus icon for purchasing a 10,000 pack.
	10/20 - 10/30	Extra Ops: Halloween Train	MSP, Medals, Unit Parts, unique Items.
	10/31 - 11/6	Whip Pre Acquisition Campaign	110 Whip parts plus icon for purchasing a 10,000 pack.
	10/31 - 11/6	Everlasting Summer Fio Pickup	Bigger chance to get Everlasting Summer Fio in Medal or VIP Crank.
	11/1 - 11/6	Extra Ops: Agent Sally	MSP, Medals, Unit Parts, unique Items.
	11/6 - 11/	Allen Jr. Pickup	Bigger chance to get Allen Jr. in Medal or VIP Crank.
		Allen O'Neil (Wrath) Pre Acquisition Campaign	110 Allen O'Neil (Wrath) parts plus icon for purchasing a 10,000 pack.
		Extra Ops: Mutation War	MSP, Medals, Unit Parts, unique Items.
		General Morden ver Di-Cokka Pickup	Bigger chance to get General Morden ver Di-Cokka in Medal or VIP Crank.
		Extra Ops: Food Army	MSP, Medals, Unit Parts, unique Items.
		Abigail Pickup	Bigger chance to get Abigail in Medal or VIP Crank.
		Yoshino Pre Acquisition Campaign	110 Yoshino parts plus icon for purchasing a 10,000 pack.
		Extra Ops: Destroy the Tower	MSP, Medals, Unit Parts, unique Items.