As Arcane Adaptation enters the battlefield, choose a creature type.
Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.
Near Mint Foil - $10.70
Near Mint Foil French - $10.70
Lightly Played Foil - $9.10
Lightly Played Foil French - $9.10
Moderately Played Foil - $6.50
Moderately Played Foil French - $6.50
Heavily Played Foil - $4.30
Heavily Played Foil French - $4.30
Damaged Foil - $2.20
Damaged Foil French - $2.20