Boxing Day

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

Trample

{1}: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

First strike (This creature deals combat damage before creatures without first strike.) Protection from white (This creature can't be blocked, targ...

Black creatures get +1/+1.

Enchant creature card in a graveyard When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a gra...

Defender (This creature can't attack.) {U}: Wall of Water gets +1/+0 until end of turn.

Defender, flying (This creature can't attack, and it can block creatures with flying.)

Untapped creatures you control get +0/+2.

Destroy X target Mountains. Volcanic Eruption deals damage to each creature and each player equal to the number of Mountains put into a graveyard t...

You may have Vesuvan Doppelganger enter the battlefield as a copy of any creature on the battlefield, except it doesn't copy that creature's color ...

Return target creature to its owner's hand.

You may tap or untap target artifact, creature, or land.

Each player shuffles their hand and graveyard into their library, then draws seven cards. (Then put Timetwister into its owner's graveyard.)

Take an extra turn after this one.

Target spell or permanent becomes blue. (Mana symbols on that permanent remain unchanged.)

Enchant artifact You control enchanted artifact.

Players skip their untap steps. At the beginning of your upkeep, sacrifice Stasis unless you pay {U}.

Counter target spell with converted mana cost X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)

Enchant creature Enchanted creature has protection from blue. This effect doesn't remove Blue Ward.

Change the text of target spell or permanent by replacing all instances of one color word with another. (For example, you may change "target black ...

Cast this spell only during an opponent's turn, before attackers are declared. Creatures the active player controls attack this turn if able. At th...