Spooky20

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Colossus of Sardia doesn't untap during your un...

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,...

{2}: Regenerate Clay Statue.

Put any number of target artifact cards from target player's graveyard on top of their library in any order.

Vigilance

Attacking creatures get -1/-0.

Defender (This creature can't attack.) First strike

Whenever an artifact you control is put into a graveyard from the battlefield, if it wasn't sacrificed, you may pay {3}. If you do, draw a card.

Whenever a player casts an artifact spell, you may pay {1}. If you do, you gain 1 life.

{0}: Urza's Avenger gets -1/-1 and gains your choice of banding, flying, first strike, or trample until end of turn. (Any creatures with banding, a...

Triskelion enters the battlefield with three +1/+1 counters on it. Remove a +1/+1 counter from Triskelion: It deals 1 damage to any target.

As The Rack enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, The Rack deals X damage to that player, whe...

Flying Tetravus enters the battlefield with three +1/+1 counters on it. At the beginning of your upkeep, you may remove any number of +1/+1 counter...

You may choose not to untap Tawnos's Weaponry during your untap step. {2}, {T}: Target creature gets +1/+1 for as long as Tawnos's Weaponry remains...

You may choose not to untap Tawnos's Weaponry during your untap step. {2}, {T}: Target creature gets +1/+1 for as long as Tawnos's Weaponry remains...

You gain X life, where X is twice the damage dealt to you so far this turn by artifacts.

{T}: Flip a coin. If you win the flip, draw a card. If you lose the flip, counter target artifact spell you control that isn't the target of an abi...

{2}, {T}: Target creature with power 2 or less can't be blocked this turn.

You may choose not to untap Tawnos's Coffin during your untap step. {3}, {T}: Exile target creature and all Auras attached to it. Note the number a...

Whenever an artifact you control is put into a graveyard from the battlefield, you may pay {1}. If you do, you gain 1 life.

{T}, Sacrifice an artifact: Put a +1/+1 counter on target creature. Activate this ability only during your upkeep.

Destroy target artifact with converted mana cost X. It can't be regenerated. Detonate deals X damage to that artifact's controller.

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.