Fuzzy Boi

When Fuzzy Boi enters the battlefield target fence becomes a comfy warm spot for a nice snooze. Until, Fuzzy Boi leaves the battlefield the ground is riddled with squirrel poison. If a player is caught touching the ground they suffer 1 damage on their next upkeep step.
"Nothing like a sunbath on a warm summer's day... wait who is that in the window?" - Gerald of the Soft