Creature — Serpent

Bog Serpent

Bog Serpent trading card
Creature — Serpent1 exact printing

This creature can't attack unless defending player controls a Swamp. When you control no Swamps, sacrifice this creature.

From Magic: The Gathering.

Exact printings

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o6rjl3yx1pb1hw1hgba7l.