Here is the full list of all 18 Dusty Revenge: Co-Op Edition achievements.
All Combos Unlocked
20 Moles Killed
300 Rats Killed
50 Bulls Killed
100 Sniper Kills
1000 Double Jumps
Climb 100 walls
Hits 5 enemies with 1 Artillery Round
Use melee only for 1 level
5 Suicide Jumps
1st Use of Counter Move
1 Mole Killed
100 hit combo
Die one time
1st Sniper Kill
1st Artillery Kill
No Death throughout the level
Completed Boss Rush mode