Coldsteel Heart [Coldsnap] Insect Horror Set: Streets of New Capenna

Set: Streets of New Capenna Commander Type: Tribal Enchantment — Elemental Rarity: Rare Cost: {1}{W} Whenever you draw a card

When Rattlechains enters the battlefield

target player may put Cazur into their hand from their library

where X is the total power of attacking creatures

that's what

Coldsteel Heart [Coldsnap] Insect Horror Set: Streets of New CapennaSet: Coldsnap 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.