Boxing Day

Other Merfolk you control get +1/+1. When The Scholar of Seas enters the battlefield, choose one of the following cards at random and create a toke...

If you would draw a card, you may instead choose mana base, removal, or win condition and reveal cards from the top of your library until you revea...

Creatures that haven't shared their feelings can't attack or block. All creatures have "{2}: Put a +1/+1 counter on this creature. You gain 1 life....

Whenever The Roaring Toeclaws or another creature you control with mana value five or greater becomes untapped, put +1/+1 counters on it equal to i...

During your turn, The River Warlock has flying, lifelink, and indestructible. Whenever The River Warlock attacks, you and defending player each dra...

If The Rhystic Storyteller is your Commander, your deck can't use sleeves. Whenever you cast a spell with ten or more words of flavor text, draw a ...

At the beginning of your upkeep, put a random card from outside the game into your hand. (In Commander sealed, that's everything you didn't play wi...

Flying Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Whenever one or more +1/+1 coun...

Whenever The Policy Maker enters or attacks, ask a player outside the game to propose a new rule. If each player in the game agrees to the rule, ap...

The Playful Winners enters as a copy of a random tournament-legal card with partner (including any variant), except it has its other abilities. If ...

Flying Other Birds you control get +1/+1. {G}, {T}: Create a Birds of Paradise token. If The Paradise Bird is your commander, your deck can include...

Hexproof When The Octopus Official enters, if you didn't have an active tournament, announce the top 8. (Reveal cards from your library until you r...

Start your engines! {T}: Add {C}. Max Speed — {W}{U}{B}{R}{G}, {T}: Mill seven cards. Choose a playtest card from among them. You may cast it witho...

Advertising — {T}: Exile the top card of your library. You gain 1 life. Show — At the beginning of combat on your turn, if there are three or more ...

Treat your effects that scale off of "players" or "opponents" as though there were one more. (For example, with myriad you'd make an additional tok...

Protection from Elk Pay 1 life, Sacrifice another creature: Target creature an opponent controls becomes a 3/3 green Elk creature. (This effect las...

Create a 2/2 white and blue Detective creature token. If a creature died this turn, you gain 2 life, surveil 2, then investigate. (Create a Clue to...

For each of X target permanents, create X tokens that are copies of that permanent.

Flying, vigilance, haste Whenever a player attacks with three or more creatures, you draw a card. Whenever a player attacks with five or more creat...

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shu...

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shu...

You may play an additional land on each of your turns. To solve — You control seven or more lands. (If unsolved, solve at the beginning of your end...

You may play an additional land on each of your turns. To solve — You control seven or more lands. (If unsolved, solve at the beginning of your end...

Deathtouch, haste Ward—Collect evidence 4. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless...