However, if you do choose a target, and that target is illegal at the time Spider Food tries to resolve, the spell won't resolve and none of its effects will happen
Just these two key carrots, ranked play and tournament play, because they made them attractive through rewards makes MTG: Arena an amazing implementation of Magic The Gathering as a system
However, since you control the copies, all the copies won't resolve for having illegal targets
Seeing him in play once, however, is enough to show you why it is that this formidable bodyguard character is now a staple in many Steel decks
If it has an ability that triggers at the beginning of the end step, that ability will trigger for Identity Thief and not for the returned creature