Boxing Day

Flying, first strike {1}: Flailing Manticore gets +1/+1 until end of turn. Any player may activate this ability. {1}: Flailing Manticore gets -1/-1...

You may sacrifice a Mountain rather than pay this spell's mana cost. Destroy target artifact.

Whenever a source deals damage to Crag Saurian, that source's controller gains control of Crag Saurian.

Whenever a creature you control becomes blocked, Close Quarters deals 1 damage to any target.

{X}{R}, {T}, Sacrifice Cinder Elemental: It deals X damage to any target.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.) {R}: Cavern Crawler gets +1/-1 until end of turn.

You may exile a red card from your hand rather than pay this spell's mana cost. Cave-In deals 2 damage to each creature and each player.

Destroy target artifact or enchantment.

Enchant creature Enchanted creature gets +1/+1 and has mountainwalk. (It can't be blocked as long as defending player controls a Mountain.)

Until end of turn, all creatures gain "{T}: This creature deals damage equal to its power to target creature."

Choose a card type. Target opponent reveals their hand. Blood Oath deals 3 damage to that player for each card of the chosen type revealed this way...

Whenever you're dealt damage, you may put that many +1/+1 counters on Blood Hound. At the beginning of your end step, remove all +1/+1 counters fr...

Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn. (It retains its a...

Flying When Indentured Djinn enters the battlefield, each other player may draw up to three cards.

Target creature gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard.

Destroy all creatures with mana value X or less.

Look at target player's hand and choose up to two cards from it. That player discards those cards.

When Enslaved Horror enters the battlefield, each other player may return a creature card from their graveyard to the battlefield.

You may sacrifice three black creatures rather than pay this spell's mana cost. Trample

If an opponent controls a Forest and you control a Swamp, you may cast this spell without paying its mana cost. {B}: Deepwood Legate gets +1/+1 unt...

Pay 2 life: Regenerate Deepwood Ghoul.

Whenever Deathgazer blocks or becomes blocked by a nonblack creature, destroy that creature at end of combat.

Nonartifact creatures get +2/+2 as long as they all share a color.

Add {B}{B}{B}.