铬壳蟹

04/10/2004

The creatures can’t attack until you start a turn with them under your control. So you can’t swap and then attack.

04/10/2004

The exchange fails if either target is not still on the battlefield at that time.

04/10/2004

The exchange fails if either you no longer control your creature or the other creature is now controlled by you.

04/10/2004

当你使用变身异能将该牌翻为正面朝上，或有效应将它翻为正面朝上时，此触发式异能触发。它不会因该牌被展示或离开战场而触发。

04/10/2004

You choose the two target creatures when the triggered ability is put onto the stack. You do not have to choose Chromeshell Crab. You choose whether or not to do the exchange on resolution.