Here is the full list of all 25 Dungeon Of Dragon Knight achievements.
covered 90 percent of the dungeon tiles
Understand the story
First time finish the game
Get the best magic weapon
Click on witch 100 times
Get the set of Wizard Suit
Wearing a set of baggar suit
Kill 50 monsters
Kill a monster with only one hit
Finish the first level
Get the three kinds of magic sword
Put on a set of archer armors
Get the set of General Suit
Learned at least 5 kinds of skills for one character
All characters wearing armors;
Spent 100000 in one shopping time
Carrying 200000 GP
Finish first three levels in old school mode
Resurrect a player
Finish the tutorial level
First time fall in the a hole trap
Quit tavern without spending a penny
Kill the first monster
Find a secret place
Cast a spell