Full list of all 61 Gloomhaven achievements.
The base game contains 50 achievements, and there is 1 DLC pack containing 11 achievements.
Unlock all the mercenaries in a single campaign
Complete a scenario without any mercenary in your party killing an enemy
Have 5 mercenaries in retire in a single Campaign
Win a scenario dealing no Melee damage
Complete a Job mission in Brutal difficulty or higher
Complete "It's all just a game" scenario in Guildmaster
Complete all Relic Scenarios in Guildmaster
Have a mercenary in your party deal more than 200 damage in a scenario
Complete all Travel missions in Guildmaster
Have a party of 4 mercenaries with at least one enhanced card each
Activate 3 or more traps in a round
Have the Scoundrel in your party loot 14 or more gold piles in a scenario
Place 6 or more obstacles with the Cragheart in a scenario
Have the brute in your party use Push or Pull actions 6 or more times in a scenario
Recover 7 burned cards with Spellweaver actions in a round
Use 5 or more Augments with the Mindthief in a scenario
Kill an enemy with four or more negative conditions
Retire a mercenary
Heal more than 60 hit points as a party in a scenario
Attack for 20 or more damage in a single attack
Complete a scenario without any mercenary in your party exhausting
Enhance your first card
Complete a scenario in Normal difficulty or higher
Inflict 4 or more different negative conditions with the Tinkerer actions in a scenario
Complete all Jaws of The Lion side scenarios
Loot all the treasure chests from Jaws of the Lion scenarios
Have the VoidWarden grant 10 or more actions to other mercenaries in a scenario
Level up to 5 or more all the new Jaws of the Lion classes
Have the Demolitionist destroy 8 or more obstacles in a scenario
Have the Hatchet use The Favourite in 5 or more attacks in a scenario
Win a scenario with only mercenaries from Jaws of the Lion in your party