Creature — Nightmare Merfolk

Swimmer in Nightmares

Swimmer in Nightmares trading card
Creature — Nightmare Merfolk1 exact printing

This creature gets +3/+0 as long as there are ten or more cards in a single graveyard. This creature can't be blocked as long as you control an Ashiok planeswalker.

From Magic: The Gathering.

Exact printings

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6op6bxihpvpb1h9sx97mva.