Boxing Day

Equipped creature gets +3/+0 and has trample and lifelink. Equip {3}

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast.

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

As Door of Destinies enters the battlefield, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on Door of ...

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

{1}, {T}: Add {R}{W}.

Whenever a creature dies, put a +1/+1 counter on equipped creature. If equipped creature is a Vampire, put two +1/+1 counters on it instead. Equip {1}

{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle your l...

Equipped creature gets +2/+2 and has trample and lifelink. Equip {3}

{T}: Add {R}.

Indestructible {T}: Add {C}.

Deathtouch, lifelink When Wurmcoil Engine dies, create a 3/3 colorless Wurm artifact creature token with deathtouch and a 3/3 colorless Wurm artifa...

Worn Powerstone enters the battlefield tapped. {T}: Add {C}{C}.

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card and put that card onto the battlefield tapped. Then shuffle your l...

As Urza's Incubator enters the battlefield, choose a creature type. Creature spells of the chosen type cost {2} less to cast.

{T}: Add {C}. {7}, {T}, Sacrifice Unstable Obelisk: Destroy target permanent.

Flying Triskelavus enters the battlefield with three +1/+1 counters on it. {1}, Remove a +1/+1 counter from Triskelavus: Create a 1/1 colorless Tri...

You have no maximum hand size. {T}: Add {C}.

Equipped creature has hexproof and haste. Equip {1}

Flying {2}: Steel Hellkite gets +1/+0 until end of turn. {X}: Destroy each nonland permanent with converted mana cost X whose controller was dealt ...

At the beginning of your upkeep, draw a card. {T}: Staff of Nin deals 1 damage to any target.

When Spine of Ish Sah enters the battlefield, destroy target permanent. When Spine of Ish Sah is put into a graveyard from the battlefield, return ...

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then s...