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