Grimoire of the Dead [Commander 2019] Eighth Edition Whenever Karona attacks

Whenever Karona attacks

Remove two carrion counters from Osai Vultures: Osai Vultures gets +1/+1 until end of turn

Set: International Collectors' Edition Type: Instant Rarity: Common Cost: {W} Choose one —

Set: Starter 1999 Type: Sorcery Rarity: Rare Cost: {5}{R}{R} Fire Tempest deals 6 damage to each creature and each player

Grimoire of the Dead [Commander 2019] Eighth Edition Whenever Karona attacksSet: 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.