Boxing Day

Activated abilities of creatures cost {1} less to activate. This effect can't reduce the amount of mana an ability costs to activate to less than o...

Creatures with power greater than the number of cards in your hand can't attack.

All Slivers have "{2}, Sacrifice this permanent: You gain 4 life."

Whenever a Sliver becomes blocked, that Sliver gets +1/+1 until end of turn for each creature blocking it.

{2}: Create a 1/1 colorless Sliver creature token.

All Slivers have "Pay 2 life: Return this permanent to its owner's hand."

All Slivers have shroud. (They can't be the targets of spells or abilities.)

All Slivers have "{2}, Sacrifice this permanent: This permanent deals 2 damage to any target."

{2}, Tap an untapped creature you control: You gain 2 life. Activate this ability only any time you could cast a sorcery.

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Target land becomes a 2...

Whenever a spell or ability an opponent controls causes a land to be put into your graveyard from the battlefield, return that card to the battlefi...

Spike Feeder enters the battlefield with two +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Feeder: Put a +1/+1 counter on target cre...

Spike Breeder enters the battlefield with three +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Breeder: Put a +1/+1 counter on target...

Creatures you control have trample. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)

Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional {G}{G}.

Wall creatures can attack as though they didn't have defender.

{G}, {T}: Reveal cards from the top of your library until you reveal a basic land card. Put that card into your hand and all other cards revealed t...

Distribute two +1/+1 counters among one or two target creatures.

Buyback—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand ...

Trample {1}{G}: Regenerate Carnassid.

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

At the beginning of each upkeep, untap all creatures and lands.

If you would draw a card, you may put a study counter on Pursuit of Knowledge instead. Remove three study counters from Pursuit of Knowledge, Sacri...