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