Clockwork Avian [Antiquities] Battle for Zendikar where X is the number

where X is the number of lands you control at that time

"Avacyn emerged from the broken Helvault

Set: Limited Edition Alpha Type: Creature — Wall Uncommon Cost: {1}{R}{R} Defender (This creature can't attack

You *will* be silent

Dragons Type: Creature — Human Knight Rare Cost: {1}{W}{W} First strike (This creature deals combat damage before creatures without first strike

Clockwork Avian [Antiquities] Battle for Zendikar where X is the numberSet: Antiquities Type: Artifact Creature Bird Rare Cost: {5} 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.