Boxing Day

Target player discards a card. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Search target player's library for up to X cards, where X is the number of Swamps you control, and exile them. Then that player shuffles their libr...

Flying Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever Needle Specter deals combat damage to a player, that player ...

{T}: Target player exiles a card from their graveyard. Whenever you cast a black spell, you may untap Merrow Bonegnawer.

{B/G}{B/G}: Exile target card from a graveyard. You gain 1 life.

Whenever Ashling, the Extinguisher deals combat damage to a player, choose target creature that player controls. The player sacrifices that creature.

{T}: Target red or green creature gets -2/-0 until end of turn.

Whenever a permanent you control becomes untapped, Wake Thrasher gets +1/+1 until end of turn.

Flying {U/R}: Talonrend gets +1/-1 until end of turn.

Create two 1/1 white Kithkin Soldier creature tokens. Retrace (You may cast this card from your graveyard by discarding a land card in addition to ...

{1}{U}, {T}: Return target creature with a counter on it to its owner's hand.

Lifelink Voracious Hatchling enters the battlefield with four -1/-1 counters on it. Whenever you cast a white spell, remove a -1/-1 counter from Vo...

{W/B}{W/B}{W/B}: Restless Apparition gets +3/+3 until end of turn. Persist (When this creature dies, if it had no -1/-1 counters on it, return it t...

{T}: Target creature gains flying until end of turn. Whenever you cast a blue spell, you may untap Merrow Levitator.

Flying {U}: Target permanent becomes blue in addition to its other colors until end of turn.

{2}: Draw a card if you have no cards in hand.

Flying When Dream Thief enters the battlefield, draw a card if you've cast another blue spell this turn.

{T}: Tap target creature. Whenever you cast a white spell, you may untap Ballynock Trapper.

Counter target spell. Its controller draws a card. Draw a card.

At the beginning of your upkeep, return a permanent you control to its owner's hand.

{3}: Target blue creature gains shroud until end of turn. (It can't be the target of spells or abilities.)

Whenever you cast a spell, equipped creature gets +2/+2 until end of turn. Equip {2}

{2}: Target red creature gains haste until end of turn.

Until end of turn, target creature gains "{T}: Return target nonland permanent to its owner's hand."