Here is the full list of all 32 Dungeon Warfare 2 achievements.
Clear 20 Ethereal Maps
Clear any Labyrinth 10 times
Complete all Mission Objectives in the game
Clear all stages
Defeat the Twin Shieldmasters
Hex a Harbinger of Plague Spawn
Defeat the Harbinger of Plague
Transmute nine Unique Items
Start a Battle with at least 100 Life Penalty from Runes
Kill the Dr.Balanced
Defeat the Archmage
Kill 100,000 Enemies
Clear a Map with at least 10x XP Multiplier
Create a Rare Rune with Transmute
Have Arcstone Lightning jump 50 times
Kill the Mysterious Challenger
Reach 500% Damage Bonus with Dart Trap using Soulsteal Trait
Kill 50 enemies with Portal Guardian
Unlock all Traps
Obtain 10 Unique Items
Deal 1,000,000 Damage
Clear a Map with nine Unidentified Runes
Earn 5000 Gold with Looting Skill
Put at least one Skill Point in every single Skills
Rush at least five waves consecutively
Destroy a Tomb
Unlock a new Map by clearing an Ethereal Map
Use an Ethereal Map
Obtain a Unique Item
Obtain a Unique Rune
Obtain a Unique Map
Kill a unit by placing a Barricade over it