Flying
Clockwork Avian enters the battlefield 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.
{X}, {T}: 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 this ability only during your upkeep.
Near Mint - $1.40
Near Mint Non-English - $1.40
Lightly Played - $1.20
Lightly Played Non-English - $1.20
Played - $1.00
Played Non-English - $1.00
Heavily Played - $0.80
Heavily Played Non-English - $0.80
Damaged - $0.70
Damaged Non-English - $0.70