Swarm of Sea Shoggoth

Target player gets 3 poison counters. A player
with ten or more poison counters loses the
game.
"She tried to scream when it reached her face,
but her airway was already clogged. She felt
inside her now a million little things biting,
cutting, slicing her apart into so many minute
pieces and building their own life from the
dwindling essence of the once powerful
warmonger matriarch."