Here is the full list of all 8 Dragon's Lair II: Time Warp achievements.
Collect the Butterfly Treasure on the first try
Complete the game in Director's Cut
Complete the game in Director's Cut, no move guide.
See the "You Missed a Treasure Again!" screen.
Complete the game in Original Mode, no move guide.
Complete the game on Original Mode
Watch the entire game
Collect all three treasures in the first level