The Soul Stone is a mythic Legendary Artifact — Infinity Stone card from Magic: The Gathering (Marvel's Spider-Man Promos, PSPM).
Mythic
Marvel's Spider-Man Promos (PSPM)
{1}{B}
Mana Value
2
Colors
B
Card Text
Indestructible
{T}: Add {B}.
{6}{B}, {T}, Exile a creature you control: Harness The Soul Stone. (Once harnessed, its ∞ ability is active.)
∞ — At the beginning of your upkeep, return target creature card from your graveyard to the battlefield.
