Super Mario Galaxy
They first appear in this game, where they first appear in Battlerock Galaxy. They chase Mario to shoot a laser at him. If Mario jumps on top of them, they will stop to shoot a laser until Mario gets off. They also appear in Bowser Jr.'s Airship Armada and Toy Time Galaxy.
Super Mario Galaxy 2
- Super Mario Encyclopedia, Super Mario Galaxy 2 section
- Super Mario Encyclopedia, Super Mario Galaxy section