Boxing Day

When Master of Death enters the battlefield, surveil 2. At the beginning of your upkeep, if Master of Death is in your graveyard, you may pay 1 lif...

Whenever another nontoken creature enters the battlefield under your control, investigate. {T}, Sacrifice X Clues: Target opponent reveals the top ...

Destroy target artifact, target creature, target enchantment, and target land.

Gain control of target creature with power 2 or less.

Flying Whenever you surveil, you may pay {1}{U}. If you do, create a token that's a copy of Copy Catchers.

Whenever another nontoken creature you control dies, you may return it to the battlefield face down under its owner's control. It's a Forest land. ...

Whenever a face-down creature enters the battlefield under your control, you may search your library for a basic land card, reveal it, put it into ...

Landfall — Whenever a land enters the battlefield under your control, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this...

All Saprolings get +1/+1. Morph {3}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost....

When Temur War Shaman enters the battlefield, manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creatur...

Morph {5}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Root Elemental is t...

When Veiled Ascension enters the battlefield, put a flying counter on each face-down creature you control. Face-down creatures you control enter th...

Face-down creature spells you cast cost {1} less to cast. {1}{G}: Turn Obscuring Aether face down. (It becomes a 2/2 creature.)

Morph {6}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

At the beginning of your upkeep, sacrifice Krosan Cloudscraper unless you pay {G}{G}. Morph {7}{G}{G} (You may cast this card face down as a 2/2 cr...

When Killer Service enters the battlefield, create a number of Food tokens equal to the number of opponents you have. (They're artifacts with "{2},...

Flying Deathtouch When Hornet Queen enters the battlefield, create four 1/1 green Insect creature tokens with flying and deathtouch.

Creatures with power less than Den Protector's power can't block it. Megamorph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. ...

Whenever True Identity or another permanent you control is turned face up, scry 1, then draw a card. This ability triggers only once each turn. Dis...

Choose one. If you control a commander as you cast this spell, you may choose both. • Add {R} for each card in target opponent's hand. • Exile the ...

Flying Morph {6}{R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Imperial Hel...

When Serene Sleuth enters the battlefield, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") A...

Flying When Overseer of the Damned enters the battlefield, you may destroy target creature. Whenever a nontoken creature an opponent controls dies,...

You may have Vizier of Many Faces enter the battlefield as a copy of any creature on the battlefield, except if Vizier of Many Faces was embalmed, ...