Infernal Denizen

Infernal Denizen

Creature - Demon | Power/Toughness: 5 / 7 (CMC 8)
At the beginning of your upkeep, sacrifice two Swamps. If you can't, tap Infernal Denizen, and an opponent may gain control of a creature you control of their choice for as long as Infernal Denizen remains on the battlefield.
: Gain control of target creature for as long as Infernal Denizen remains on the battlefield.