Here is the full list of all 35 Dungeon Warfare achievements.
Clear all stages with six or more runes on
Kill the Dr.Balanced
Clear stage with 30 or more frogs in the dungeon
Kill 20 units with a single bomb minecart explosion
Clear stage 'First Blood' without spending any gold
Pull 20 units with a single Blackhole Trap simultaneously
Kill 50 units with Barricade in a single game
Kill a chilled unit
Kill 50 units with a single boulder
Clear any stage with all runes on
Repair a 1 hp door
Clear stage 'Gold Rush' without using the Repair Kit
Kill 10 units with a single bomb
Build 5 lightning traps
Earn 1000 gold with a single soul harvester
Beat a custom map
Reach player level 30
Clear a stage with 8 runes activated
Kill the Mysterious Challenger
Summon 50 demons
Reach trap mastery level 20
Reach wave 30 in endless mode
Pull a unit with four harpoons simultaneously
Reach 200 kill streak
Upgrade a trap to tier 3
Kill a unit by placing a Barricade on it
Clear a stage with only one life remaining
Kill a unit by pushing it off to a pithole
Call all waves early on a stage