Boxing Day

Taiga Stadium enters the battlefield tapped unless you control a white, blue, or black permanent. {T}: Add {R} or {G}.

Choose one or more — • Destroy all small creatures. • Destroy all medium creatures. • Destroy all large creatures. (A small creature has total powe...

Before drawing your hand, you may start the game with Rift in your opening hand. If you do, draw one fewer card. (Mulligans continue as normal.) Ri...

{T}: Add {B} or {G}. You get a poison counter.

(Jasconian Isle isn't a spell, it's affected by summoning sickness, it's blue, and it has "{T}: Add {U}.") Jasconian Isle enters the battlefield ta...

Domesticated Watercourse enters the battlefield tapped. {T}: Add {U} or {B}. {U}{B}: Until end of turn, Domesticated Watercourse becomes an Equipme...

{T}: Add {C}.

At the beginning of your combat step, tap Aggressive Crag. {T}: Add {R} or {W}.

Upgrade (This creature enters the battlefield covering another artifact you control. If it can't, exile it. Ignore the artifact it's covering. Anyw...

First strike, haste Equipped creature has first strike and haste. Equip {1} Crew 1

Target creature or player gains flying until end of turn. (Players with flying can't be dealt damage by creatures without flying.)

{T}: Add {C}. Legacy — {T}, Mark one of Gold Mine's unmarked nodes: Add one mana of any color. ☐, ☐, ☐, ☐, ☐

Enchanted Prairie enters the battlefield tapped. {T}: Add {W} or {U}.

Flying, indestructible When Puresteel Angel enters the battlefield, exile all artifacts that aren't colorless. Whenever Puresteel Angel deals comba...

As Pithing Spyglass enters the battlefield, name a keyword ability or ability word. All cards in all zones lose that keyword ability or ability wor...

Reflect {0} (As this enters the battlefield, each opponent may pay {0}. When they do, they create a token copy of this except it lacks this ability...

You draw cards from the bottom of your library instead of the top of your library.

When Chronobot enters the battlefield, switch upkeep steps with target opponent for as long as it remains on the battlefield. (You take your upkeep...

Flying, deathtouch When Zyym, Mesmeric Lord enters the battlefield, target opponent chooses an order for the cards in their hand, then reveals them...

Put a manabond counter on all creatures. (They lose all other abilities and become lands with "{T}: Add one mana of this card's color.")

Eldrazi you control are Slivers in addition to their other types. Slivers you control have devoid and annihilator 1. {3}: Create a 1/1 colorless El...

Create two 1/1 white Warrior creature tokens with vigilance.

Destroy target artifact.

All Hounds are Dogs. (We'll errata this to be true.) First strike, lifelink Underdog — If you've lost a game this match, Ruff, Underdog Champ and o...