Killer Cosplay

Artifact - Equipment
Whenever Killer Cosplay becomes attached to a creature, choose a creature card name with an identical mana cost. That creature becomes a copy of the card with the chosen name until Killer Cosplay becomes unattached from it. <CR>
Equip {3}

Artifact - Equipment
Whenever this Equipment becomes attached to a creature, choose a creature card name with an identical mana cost. That creature becomes a copy of the card with the chosen name until this Equipment becomes unattached from it. <CR>
Equip {3}