Rat Swarm and Rat King
🕒 Always open
Permanent PvE tower defense mode. Put your towers at choke points and keep ultimates for the first 10 to 15 seconds of the Rat King.
Last Asylum Event Calendar
Alliance Duel days, Rat Swarm, City Siege, Kingdom War
Updated:
🎃 Halloween event · cross serverOrigin of the Curse
⏱️ 30 min🧪 Cursed Potions⚔️ steal or shieldQuick guide →Survival Battle on your server
Which theme is running on your server right now?In game: Survival Battle, Calendar
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Alliance Duel today
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Reset in --:--:--Same on all servers. Reset 00:00 UTC, that is your time · Next:
Alliance Duel week
MonEnhance RavenRaven materials, Raven training items
TueTerritory DevelopmentBuilding speedups, gathering
WedTech ResearchResearch speedups, research items
ThuEnhance HeroesRecruit Tickets, hero EXP, Antitoxin, stars
FriWar PreparationTraining speedups, all speedups, building and research
SatRaid the EnemyHealing speedups, shields; attack the paired allianceKingdom War 12 to 16
SunMatchmakingPlan and save
Themes and order confirmed by three sources (LootBar, Last Asylum Wiki, community reports). What exactly scores points can change with updates; check the event screen in game.
All events
Alliance Duel
🕒 Weekly, Mon to Sat, reset 00:00 UTC
Six themed days, Monday to Saturday. Two alliances race for points. Sunday is matchmaking.
City Siege
🕒 Ongoing from server day 5
Alliances capture neutral cities on the map for buffs. Level 1 cities open on server day 5. Only R4 and R5 can declare war.
Kingdom War
🕒 Sat 12:00 to 16:00 server time one source
Servers collect points Sunday to Friday. The Royal City battle follows on Saturday.
Demon King
🕒 Several times per week, days vary one source
Alliance boss from Sanctuary 8. Bring the faction that takes less damage from the boss faction.
Survival Battle
🕒 Every 4 hours, all day
Daily event with 6 rounds of 4 hours. Five themes rotate: Build Territory, Train Soldiers, Technology Research, Enhance Raven, Enhance Heroes. Round times and the current theme differ per server.
Alliance Expedition
🕒 Daily, 3 attacks one source
Alliance PvE with 3 attacks per day. Needs more than 10 members at Sanctuary 6.
Final Dawn
🕒 First 7 days one source
Seven day event for new players with daily tasks and big rewards.
Cheese Trap
🕒 Rotating official
Event that gives Antitoxin among other rewards (named in the official Antitoxin guide).
Era of Revival
🕒 Season, about 56 days one source
Season of about 56 days with its own map and season rewards.
Rat Swarm teamOpen in team builder
Alliance toolsDuel planner and checklist
CodesFree rewards
CountersFor Demon King and PvPFrequently asked questions
Why does the Survival Battle theme differ from my friend's server?
The five themes rotate every 4 hours, but round times and the current theme depend on the server. Tap the theme your game shows once, and this page keeps your plan in your browser.
When does the Alliance Duel reset?
Every day at 00:00 UTC. The duel runs Monday to Saturday, Sunday is matchmaking.
What should I save for the Alliance Duel?
Raven items for Monday, building speedups for Tuesday, research for Wednesday, Recruit Tickets and Antitoxin for Thursday, training speedups for Friday and healing items for Saturday.
How do I beat the Rat King?
Build towers at choke points, bring heroes with monster bonuses (Griffith, Bella, Grenwald, Stellar) and keep ultimates for the first 10 to 15 seconds of the boss.
When does City Siege start?
Level 1 cities open on server day 5. Only R4 and R5 can declare war on a city.