Whenever City of Brass becomes tapped, it deals 1 damage to you.
: Add one mana of any color.

: Regenerate Clay Statue.

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.
, : 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.

, : Regenerate target artifact creature.

Clockwork Swarm enters the battlefield with four +1/+0 counters on it.
Clockwork Swarm can't be blocked by Walls.
At end of combat, if Clockwork Swarm attacked or blocked this combat, remove a +1/+0 counter from it.
, : Put up to X +1/+0 counters on Clockwork Swarm. This ability can't cause the total number of +1/+0 counters on Clockwork Swarm to be greater than four. Activate this ability only during your upkeep.

Flying
Cloud Dragon can block only creatures with flying.

Flying
Cloud Spirit can block only creatures with flying.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Colossus of Sardia doesn't untap during your untap step.
: Untap Colossus of Sardia. Activate this ability only during your upkeep.

Enchant creature
You control enchanted creature.

At the beginning of your upkeep, sacrifice Conversion unless you pay .
All Mountains are Plains.

You may have Copy Artifact enter the battlefield as a copy of any artifact on the battlefield, except it's an enchantment in addition to its other types.

, Discard a card at random: Target creature gets +2/+2 until end of turn.

Counter target spell.

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its converted mana cost.

At the beginning of your upkeep, put a wind counter on Cyclone, then sacrifice Cyclone unless you pay for each wind counter on it. If you pay, Cyclone deals damage equal to the number of wind counters on it to each creature and each player.

When Cyclopean Mummy dies, exile it.

, : Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate this ability only during your upkeep.
When Cyclopean Tomb is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with Cyclopean Tomb but that a mire counter has not been removed from with Cyclopean Tomb.

Dakmor Plague deals 3 damage to each creature and each player.

Add .

You may have Deathcoil Wurm assign its combat damage as though it weren't blocked.