Boxing Day

{T}: Add {U} for each counter on Nardole. Spend this mana only to cast noncreature spells. Undying (When this creature dies, if it had no +1/+1 cou...

Rose Tyler gets +1/+1 for each time counter on it. Bad Wolf — Whenever Rose Tyler attacks, put a time counter on it for each suspended card you own...

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}: Add {C}. {1}{U}{R}, {T}: Draw a card, then discard a card.

Choose up to four target creatures you don't control. For each of them, that creature's controller faces a villainous choice — That creature become...

Vanishing 12 (This enchantment enters the battlefield with twelve time counters on it. At the beginning of your upkeep, remove a time counter from ...

Creatures your opponents control have base power and toughness 0/1 until end of turn.

Flying, trample Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then sh...

When The Fugitive Doctor enters the battlefield, investigate. Whenever The Fugitive Doctor attacks, you may sacrifice a Clue. When you do, target i...

When Frost Fair Lure Fish enters the battlefield, create two 1/1 blue Fish creature tokens and two tapped Treasure tokens. Fish you control have ha...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Search your library for a Doctor card, reveal it, put ...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Search your library for a Doctor card, reveal it, put ...

Whenever you cast a historic spell, create a 1/1 white Soldier creature token. (Artifacts, legendaries, and Sagas are historic.) Whenever Alistair ...

Until end of turn, if one or more creatures would enter the battlefield from exile or after being cast from exile, their owners shuffle them into t...

Sisterhood of Karn enters the battlefield with a +1/+1 counter on it. Paradox — Whenever you cast a spell from anywhere other than your hand, doubl...

Whenever an opponent draws a card except the first one they draw in each of their draw steps, put a +1/+1 counter on Leela, Sevateem Warrior. Docto...

Nitro-9 — Whenever Ace, Fearless Rebel attacks, you may sacrifice an artifact. When you do, put a +1/+1 counter on Ace, Fearless Rebel, then it fig...

Paradox — Impending Flux deals X damage to each opponent and each creature they control, where X is 1 plus the number of spells you've cast from an...

Whenever you cast an instant or sorcery spell that targets only Bill Potts or activate an ability that targets only Bill Potts, copy that spell or ...

At the beginning of your upkeep, secretly choose a number between 1 and 5 that hasn't been chosen. If you do, an opponent guesses which number you ...

Enchant noncommander creature You control enchanted creature. Enchanted creature gets +2/+2 and can't be blocked unless it's attacking its owner o...

Creatures your opponents control have base power and toughness 0/1 until end of turn.

Look to the Stars — At the beginning of your upkeep, put a time counter on Wilfred Mott. Then look at the top X cards of your library, where X is t...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II, III — Reveal cards from the top of your library unt...