Beat the game in Hard mode.
Die via asphyxiation in the bedroom scene (Hard Mode).
Use the shortcut move in the Giddy Goons Room (Easy Mode).
Lose your last life in the Drink Me scene... and watch carefully.
Continue playing to unlock this secret achievement.
Get the highest possible score (427,469) using the controller.
Beat the game with a controller
Complete the game with the move guide turned off.
Beat the game with five lives.
Get off on the 9th floor of the falling platform.
Play Dragon's Lair on its anniversary: June 19.