Clockwork Swarm
Artifact Creature - Insect
Clockwork Swarm enters the battlefield with four +1/+0 counters on it.
Clockwork Swarm can't be blocked by Walls.
At end of combat, if Clockwork Swarm attacked or blocked this combat, remove a +1/+0 counter from it.
, : Put up to X +1/+0 counters on Clockwork Swarm. This ability can't cause the total number of +1/+0 counters on Clockwork Swarm to be greater than four. Activate only during your upkeep.
legal Legacy
legal Vintage
not legal Modern
not legal Standard
not legal Pioneer
legal Pauper
not legal Historic
legal Commander
