Coldsteel Heart [CSP - 136] Dominaria United you may cast it as

you may cast it as though it had flash

Form of the Dinosaur deals 15 damage to target creature an opponent controls and that creature deals damage equal to its power to you

Creature Type or Sub Type: Artifact Creature — Golem

you may return target artifact card from your graveyard to your hand

all creatures and planeswalkers with mana value less than or equal to the number of void counters on it

Coldsteel Heart [CSP - 136] Dominaria United you may cast it asRarity: U #: 136 Creature Type or Sub Type: Snow Artifact Rules Text Contains: Coldsteel Heart comes into play tapped. As Coldsteel Heart comes into play, choose a color. T: Add one mana of the chosen color to your mana pool. Flavor: The Phyrexian death machine awoke, its coldsteel heart imbuing it with sinister new power.