Magic: The Gathering

Swimmer in Nightmares [Theros Beyond Death]

$0.40
Set: Theros Beyond Death
Type: Creature — Nightmare Merfolk
Rarity: Uncommon
Cost: {2}{U}
Swimmer in Nightmares gets +3/+0 as long as there are ten or more cards in a single graveyard.
Swimmer in Nightmares can't be blocked as long as you control an Ashiok planeswalker.
Ashiok's minions plumb the depths of the ocean and the psyche.

Swimmer in Nightmares [Theros Beyond Death]

$0.40