
If one or more tokens would be created under your control, those tokens plus a Mutagen token are created instead.
Partner—Character select (You can have two commanders if both have this ability.)
Donatello, the Brains has 2 printings, first in Teenage Mutant Ninja Turtles Eternal (2026). EDHREC ranks it #6,828 among Commander cards. It appears most in Heroes in a Half Shell decks (3,299 on EDHREC). 1 public deck on TCG runs it. It has 11 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.