Clockwork Avian [Antiquities] Green Is this the end Of

Is this the end Of this new glorious world

Set: Eighth Edition Type: Land Rarity: Rare Whenever City of Brass becomes tapped

Enchanted creature gets -1/-0

Bands are blocked as a group

if you control three or more artifacts

Clockwork Avian [Antiquities] Green Is this the end OfSet: Antiquities Type: Artifact Creature Bird Rarity: 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 only during your upkeep.