Boxing Day

{T}: Add {C}. {1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land. {T}: Target Assembly-Work...

Vigilance

{T}: Prevent the next 1 damage that would be dealt to target creature this turn.

Attacking creatures get -1/-0.

({T}: Add {R}.)

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

{T}: Add {C}. {T}: Draw a card. Activate this ability only if you have exactly seven cards in hand.

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.

{T}: Target creature with flying has base power 0 until end of turn.

{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...

{T}: Add {C}. {T}: Regenerate target Elephant.

{T}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

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...

{T}: Add {C}. {T}: Desert deals 1 damage to target attacking creature. Activate this ability only during the end of combat step.

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

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...

{T}: Draw two cards, then discard three cards.

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...

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

{2}, {T}: Target creature gains islandwalk until end of turn. When that creature dies this turn, destroy Sandals of Abdallah. (A creature with isla...

{5}, {T}, Exile Ring of Ma'rûf: The next time you would draw a card this turn, instead choose a card you own from outside the game and put it into ...