Strength of Will - Marvel's Spider-Man Promos

Strength of Will

Instant

Until end of turn, target creature you control gains indestructible and "Whenever this creature is dealt damage, put that many +1/+1 counters on it."

And then—as the agonizing ache in his limbs seems unendurable—from out of the pain—from out of the agony—comes triumph!

Legalities