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