Here is the full list of all 15 Dungeon Crawlers HD achievements.
Complete Chapter 1
Enemy had 1 HP left, and you missed!
Killed more than one enemy with an AoE attack
Killed an enemy with 10 more damage than necessary
Used the exact damage needed to kill an enemy
Killed an enemy with one shot
Complete Chapter 2
Complete Chapter 3
Complete Chapter 4
Complete Chapter 5
Found 1 Trophy
Found 5 Trophies
Found 10 Trophies
Found 15 Trophies
Found All 25 Trophies