Boxing Day

Counter target spell. If the spell is countered this way, exile it with three time counters on it instead of putting it into its owner's graveyard....

All Sliver creatures get +0/+2.

At the beginning of your upkeep, destroy the creature with the least power. It can't be regenerated. If two or more creatures are tied for least po...

Creatures you control are Slivers in addition to their other creature types.

Whenever an opponent casts a spell, Kaervek the Merciless deals damage to any target equal to that spell's converted mana cost.

Haste Storm Entity enters the battlefield with a +1/+1 counter on it for each other spell cast this turn.

Echo {1}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay ...

Arc Blade deals 2 damage to any target. Exile Arc Blade with three time counters on it. Suspend 3—{2}{R} (Rather than cast this card from your hand...

Destroy target artifact. Flashback {G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Vanishing 3 (This creature enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. W...

When Confounding Conundrum enters the battlefield, draw a card. Whenever a land enters the battlefield under an opponent's control, if that player ...

{T}: Add {C}. {4}: Put two +1/+1 counters on Crawling Barrens. Then you may have it become a 0/0 Elemental creature until end of turn. It's still a...

Spare Supplies enters the battlefield tapped. When Spare Supplies enters the battlefield, draw a card. {2}, {T}, Sacrifice Spare Supplies: Draw a c...

When Phylath, World Sculptor enters the battlefield, create a 0/1 green Plant creature token for each basic land you control. Landfall — Whenever a...

Vigilance {T}: You may put a basic land card from your hand onto the battlefield. {T}: Return target basic land you control to its owner's hand.

Flying At the beginning of combat on your turn, if you have a full party, choose target nonland permanent an opponent controls. Until your next tur...

Swarm Shambler enters the battlefield with a +1/+1 counter on it. Whenever a creature you control with a +1/+1 counter on it becomes the target of ...

At the beginning of your end step, create a 1/1 green Insect creature token for each +1/+1 counter you've put on creatures under your control this ...

Kicker {2}{B} Skyclave Shade can't block. If Skyclave Shade was kicked, it enters the battlefield with two +1/+1 counters on it. Landfall — Wheneve...

Target creature you control gains indestructible until end of turn. Draw a card if that creature has a +1/+1 counter on it. (Damage and effects tha...

Prowl {3}{U} (You may cast this spell for its prowl cost if you dealt combat damage to a player this turn with a Sphinx or a Rogue.) Flying When En...

Choose one — • Destroy all creatures. • Destroy all planeswalkers. Then return a creature or planeswalker card with converted mana cost X or less f...

Counter target spell. Foretell {1}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for ...

{1}{S}: Frostpeak Yeti can't be blocked this turn. ({S} can be paid with one mana from a snow source.)