Sukuna's Finger

If this artifact is equipped to any creature, they are given a -2/-2 counter.

If a Curse creature has this artifact equipped, they gain a +2/+2 counter.

If Any Sukuna creature has this artifact equipped, it is permanently equipped to them and they gain a +2/+1 counter and have their colorless mana cost lowered by 1.

Equip: {b}{b}