Boxing Day

Defender When Gleaming Barrier dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped crea...

When Eager Construct enters the battlefield, each player may scry 1. (To scry 1, look at the top card of your library, then you may put that card o...

Indestructible (Effects that say "destroy" don't destroy this artifact.) Equipped creature gets +2/+0. Equip {2}

{T}, Sacrifice a creature: Put a charge counter on Culling Dais. {1}, Sacrifice Culling Dais: Draw a card for each charge counter on Culling Dais.

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

{7}: Create a token that's a copy of target artifact. That token gains haste. Exile it at the beginning of the next end step.

Imprint — When Clone Shell enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom...

When Cathodion dies, add {C}{C}{C}.

Fabricate 1 (When this creature enters the battlefield, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Whenever you cast an artifact spell, you may pay {1}. If you do, create a 1/1 colorless Myr artifact creature token.

Enchant creature You control enchanted creature. Enchanted creature gets +2/+2 and has trample.

Other creatures you control get +1/+0 as long as you control an Equipment.

{1}, Sacrifice a nontoken artifact: Create a 1/1 blue Thopter artifact creature token with flying. You gain 1 life.

When Master Splicer enters the battlefield, create a 3/3 colorless Phyrexian Golem artifact creature token. Golems you control get +1/+1.

{3}{G}: Create a 1/1 green Saproling creature token. {3}{W}: Creatures you control get +1/+1 until end of turn.

Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, create a 1/1 colorless Servo artifact cre...

{1}{W}: Target creature you control gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much li...

Whenever another artifact enters the battlefield under your control, Glassdust Hulk gets +1/+1 until end of turn and can't be blocked this turn. C...

Trample Bloodrush — {R}{G}, Discard Ghor-Clan Rampager: Target attacking creature gets +4/+4 and gains trample until end of turn.

Whenever one or more tokens enter the battlefield under your control, put that many +1/+1 counters on Woodland Champion.

{T}: Add {G}. Ferocious — {T}: Add {G}{G}. Activate only if you control a creature with power 4 or greater.

When Veteran Explorer dies, each player may search their library for up to two basic land cards, put them onto the battlefield, then shuffle.

Whenever a nontoken creature you control dies, investigate. (Create a colorless Clue artifact token with "{2}, Sacrifice this artifact: Draw a card...