What does Swarm Shambler do?
user
Swarm Shambler enters with a +1/+1 counter on it.\nWhenever a creature you control with a +1/+1 counter on it becomes the target of a spell an opponent controls, create a 1/1 green Insect creature token.\n{1}, {T}: Put a +1/+1 counter on Swarm Shambler.
assistant