Boxing Day

{3}{U}, {T}: Look at the top X cards of your library, where X is the highest mana value among artifacts you control. You may put an artifact card f...

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.) Whenever Marchesa's Infi...

{T}: Add one mana of any type that a land you control could produce.

{T}: Add {C}. {T}, Sacrifice Quicksand: Target attacking creature without flying gets -1/-2 until end of turn.

{T}: Add {C}. {T}: Put a charge counter on Mirrodin's Core. {T}, Remove a charge counter from Mirrodin's Core: Add one mana of any color.

Equipped creature gets +2/+2. As long as equipped creature has defender, it can attack as though it didn't have defender. Equip {3} ({3}: Attach ...

You may cast spells as though they had flash.

{T}: Choose a player. That player adds one mana of any color they choose.

No more than one creature can attack each combat. No more than one creature can block each combat.

When Runed Servitor dies, each player draws a card.

{3}: Put target card from a graveyard on the bottom of its owner's library.

When Peace Strider enters the battlefield, you gain 3 life.

Galvanic Juggernaut attacks each combat if able. Galvanic Juggernaut doesn't untap during your untap step. Whenever another creature dies, untap ...

Academy Elite enters the battlefield with X +1/+1 counters on it, where X is the number of instant and sorcery cards in all graveyards. {2}{U}, Rem...

(Start the game with this conspiracy face up in the command zone.) Draw an additional hand of seven cards as the game begins. Before taking mulliga...

Equipped creature has double strike. (It deals both first-strike and regular combat damage.) Equip {2} ({2}: Attach to target creature you control....

Whenever equipped creature attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Equip {...

Equipped creature gets +2/+2. Whenever equipped creature dies, you may put a creature card from your hand onto the battlefield and attach Deathrend...

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

As an additional cost to cast this spell, sacrifice a creature. Spontaneous Combustion deals 3 damage to each creature.

Whenever Spiritmonger deals damage to a creature, put a +1/+1 counter on Spiritmonger. {B}: Regenerate Spiritmonger. {G}: Spiritmonger becomes the ...

Flying, first strike

{X}, Sacrifice Pernicious Deed: Destroy each artifact, creature, and enchantment with mana value X or less.

Destroy target creature or enchantment.