Coldsteel Heart [Commander 2015] Merfolk Rogue it alters itself to match

it alters itself to match the tumultuous terrain

Set: Nemesis Type: Instant Rarity: Rare Cost: {2}{W} If you control a Plains

it loses indestructible until end of turn

Set: Hour of Devastation Prerelease Promos Type: Sorcery Rarity: Rare Cost: {1}{W}{W} Your life total becomes equal to your starting life total

Set: Visions Type: Land Rarity: Uncommon {T}: Add {C}

Coldsteel Heart [Commander 2015] Merfolk Rogue it alters itself to matchSet: Commander 2015 Type: Snow Artifact Rarity: Uncommon Cost: {2} Coldsteel Heart enters the battlefield tapped. As Coldsteel Heart enters the battlefield, choose a color. {T}: Add one mana of the chosen color. The Phyrexian death machine awoke, its coldsteel heart imbuing it with sinister new power.