Flying
Clockwork Avian enters with four +1/+0 counters on it.
At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1/+0 counter from it.
, : Put up to X +1/+0 counters on Clockwork Avian. This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four. Activate only during your upkeep.
Clockwork Avian comes into play with four +1/+0 counters on it.
Clockwork Avian can't have more than four +1/+0 counters on it.
At end of combat, if Clockwork Avian attacked or blocked this turn, remove a +1/+0 counter from it.
, : Put X +1/+0 counters on Clockwork Avian. Play this ability only during your upkeep.
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