Curse of the Crescent Isle DX achievements

Complete the game as the Queen

Defeat Aranomanom

Complete a stage in co-op

Complete Speed Run Mode

Collect all 27 coins in the game

Find one of the special messages in the password screen

Break one of those big rocks

Complete the game with no coins

Hit the third boss three times on its way up

Complete the game as the King

Complete the Boss Rush Mode

Defeat Naja Naja