
Each other creature you control enters with a number of additional +1/+1 counters on it equal to this creature's power and as a Mutant in addition to its other types.
Master Biomancer has 7 printings, first in Gatecrash (2013). EDHREC ranks it #3,256 among Commander cards. It appears most in Atraxa, Praetors' Voice decks (3,955 on EDHREC). 3 public decks on TCG run it. It has 1 official ruling.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.