Grimoire of the Dead [Commander 2019] Chaos Impact and both players take damage

and both players take damage equal to half of its ATK

entire landscapes melt and flow away in rivulets of fire

Set: Tenth Edition Type: Creature — Serpent Rarity: Rare Cost: {6}{U}{U} When Denizen of the Deep enters the battlefield

this card can make a second attack during the Battle Phase

Set: Battle Pack 2: War of the Giants Card type: Normal Trap Rarity: Mosaic Rare Target 1 face-up monster on the field

Grimoire of the Dead [Commander 2019] Chaos Impact and both players take damageSet: Commander 2019 Type: Legendary Artifact Rarity: Mythic Cost: {4} {1}, {T}, Discard a card: Put a study counter on Grimoire of the Dead. {T}, Remove three study counters from Grimoire of the Dead and sacrifice it: Put all creature cards from all graveyards onto the battlefield under your control. They're black Zombies in addition to their other colors and types.