:When this unit is rode upon, perform one of the following. ・If it is rode upon by a grade 3 <CoroCoro> , draw a card, choose a card from your hand, and bind it. ・If it is rode upon by a grade 3 card with "Grandpa" in its card name, draw two cards, choose a card from your hand, and bind it.
:When this unit is rode upon, perform one of the following.