Name: Helm of Possession Cost: 4 CMC: 4 Color: CID: Type: Artifact Rules Text: You may choose not to untap this artifact during your untap step. {2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control this artifact and this artifact remains tapped. Set/Rarity: Tempest rare Set Code: TMP-R Legality: Legal in duel, Legal in predh, Legal in oathbreaker, Legal in premodern, Legal in legacy, Legal in commander, Legal in vintage Price: $4.90