Eeries (Japanese: テレサウルス Teresaurusu, officially romanized as Telesaul) are undead enemies that appear in the Super Mario. They first debuted in , where they would quickly cross the screen of Ghost House levels in either straight or jagged lines. Design-wise, Eeries resemble a cross between a Boo and a Yoshi. They seldom make appearances in canon Mario games, having only appeared in Super Mario World and the GameCube version of .