Boxing Day

Metalcraft — {T}: Add one mana of any color. Activate this ability only if you control three or more artifacts.

{T}, Sacrifice Mishra's Bauble: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.

Whenever a permanent becomes untapped, that permanent's controller mills a card.

You may have Masterwork of Ingenuity enter the battlefield as a copy of any Equipment on the battlefield.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you. {T}: Add {C}{C}.

{T}, Sacrifice this artifact: Add one mana of any color.

{T}: Put a charge counter on Lux Cannon. {T}, Remove three charge counters from Lux Cannon: Destroy target permanent.

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

{T}, Sacrifice three artifacts: Search your library for an artifact card and put it onto the battlefield. Then shuffle your library.

Imprint — When Isochron Scepter enters the battlefield, you may exile an instant card with converted mana cost 2 or less from your hand. {2}, {T}: ...

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

Whenever Hammer of Nazahn or another Equipment enters the battlefield under your control, you may attach that Equipment to target creature you cont...

Flying

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) Everflowing Chalice enters the battlefield with a charg...

Creatures with power greater than the number of cards in your hand can't attack.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: D...

{2}, {T}: Draw a card. Activate this ability only if you control three or more lands with the same name.

Artifacts you control have indestructible. (Effects that say "destroy" don't destroy them. Artifact creatures with indestructible can't be destroye...

{T}: Put a charge counter on target artifact. Sacrifice Coretapper: Put two charge counters on target artifact.

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

Imprint — When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand. {T}: Add one mana of any of the exiled ...

Other artifact creatures you control get +1/+1.