Commence the Endgame [Aetherdrift Commander]

Set: Aetherdrift Commander Type: Instant Rarity: Rare Cost: {4}{U}{U} This spell can't be countered.Draw two cards, then amass Zombies X, where X is the number of cards in your hand. (Put X +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)