Costume Closet (SPM-005) [Marvel's Spider-Man]

This artifact enters with two +1/+1 counters on it.

T: Move a +1/+1 counter from this artifact onto target creature you control. Activate only as a sorcery.
Whenever a modified creature you control leaves the battlefield, put a +1/+1 counter on this artifact. (Equipment, Auras you control, and counters are modifications.)