Boxing Day

Moonfolk offering (You may cast this spell any time you could cast an instant by sacrificing a Moonfolk and paying the difference in mana costs bet...

Ninjutsu {3}{B} ({3}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)...

Whenever Ogre Marauder attacks, it gains "Ogre Marauder can't be blocked" until end of turn unless defending player sacrifices a creature.

Sacrifice Nezumi Shadow-Watcher: Destroy target Ninja.

Enchant creature You control enchanted creature. At the beginning of the end step, if you control no Demons, sacrifice Mark of the Oni.

Whenever you cast a Spirit or Arcane spell, target opponent exiles a card from their hand.

Whenever a creature with power 1 or less is put into your graveyard from the battlefield, you may return that card to the battlefield at the beginn...

At the beginning of your upkeep, you lose 2 life if you don't control an Ogre.

Whenever Takenuma Bleeder attacks or blocks, you lose 1 life if you don't control a Demon.

Return target creature card with mana value X or less from your graveyard to the battlefield.

Ninjutsu {B} ({B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) When...

Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Skullmane Baku. {1}, {T}, Remove X ki counters from Skullmane Baku: Target ...

You may exile a black card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets -X/-X until end of turn.

Target creature gets +1/+0 and gains first strike until end of turn. Splice onto Arcane—Tap an untapped white creature you control. (As you cast a...

{B}, Sacrifice Pus Kami: Destroy target nonblack creature. Soulshift 6 (When this creature dies, you may return target Spirit card with mana value ...

Target player reveals their hand. You choose a Spirit or Arcane card from it. That player discards that card.

If you would draw a card, look at the top three cards of your library instead. Put one of those cards into your hand and the rest on the bottom of ...

You may tap or untap target permanent, then you may tap or untap another target permanent.

Flash Enchant creature At the beginning of your upkeep, you lose 1 life. {0}: Regenerate enchanted creature.

When Akki Blizzard-Herder dies, each player sacrifices a land.

All Spirits have "When this permanent enters the battlefield, you may have it deal 3 damage to target non-Spirit creature." Non-Spirit creatures h...

When Yukora, the Prisoner leaves the battlefield, sacrifice all non-Ogre creatures you control.

You may exile a red card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets +X/+0 until end of turn.

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) Whenever a Samurai you control dies, you may put a +...