Each other creature you control enters the battlefield with a number of additional +1/+1 counters on it equal to Master Biomancer's power and as a Mutant in addition to its other types.
Nature is a wonderful engineer but works far too slowly for my tastes.
Near Mint - $300
Lightly Played - $300
Moderately Played - $200
Heavily Played - $200
Damaged - $200
Near Mint Spanish - $300
Lightly Played Spanish - $300
Moderately Played Spanish - $200
Heavily Played Spanish - $200
Damaged Spanish - $200