Clockwork Avian [Antiquities] Battle for Zendikar Set: Legends Type: Legendary Creature

Set: Legends Type: Legendary Creature — Human Warrior Rare Cost: {4}{R}{G}{W} When Hazezon Tamar enters the battlefield

Set: Mercadian Masques Type: Instant Common Cost: {3}{B} If you control a Swamp

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Set: Shadowmoor Type: Creature — Elemental Rogue Uncommon Cost: {2}{B} Black creatures you control have wither

Clockwork Avian [Antiquities] Battle for Zendikar Set: Legends Type: Legendary CreatureSet: 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.