Full list of all 12 Dragon's Lair achievements worth 200 gamerscore. It takes around 4-5 hours to unlock all of the achievements on Xbox 360.
Beat the game with a controller
Never make a correct move in a new game. (Controller Mode)
Complete the game with the move guide turned off.
Play Dragon’s Lair on its anniversary: June 19.
Beat the game in Hard mode.
Beat the game with five lives.
Play with the Arcade monitor on.
Get the highest possible score (427,469) using the controller.
Get off on the 9th floor of the falling platform.
Use the shortcut move in the Giddy Goons Room (Easy Mode).
Die via asphyxiation in the bedroom scene (Hard Mode).
Lose your last life in the Drink Me scene... and watch carefully.