Boxing Day

As Primal Clay enters the battlefield, it becomes your choice of a 3/3 artifact creature, a 2/2 artifact creature with flying, or a 1/6 Wall artifa...

Flying {W}: Marble Gargoyle gets +0/+1 until end of turn.

Equipped creature gets +1/+0. Whenever equipped creature dies, you gain 3 life. Equip {1}

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Juggernaut attacks each combat if able. Juggernaut can't be blocked by Walls.

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

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin War...

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) {1}, Remove four +1/+1 counters from Etc...

Whenever a player casts a red spell, you may gain 1 life.

Equipped creature gets +2/+2 and can't block. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

{W/P}, {T}: Tap target creature. ({W/P} can be paid with either {W} or 2 life.)

{1}, {T}: Put a +1/+1 counter on Chronomaton.

Modular—Sunburst (This creature enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it. When it dies, you may pu...

{R}: Saberclaw Golem gains first strike until end of turn.

{T}, Remove X +1/+1 counters from Arcbound Javelineer: It deals X damage to target attacking or blocking creature. Modular 1 (This creature enters ...

Metalcraft — Rusted Relic is a 5/5 Golem artifact creature as long as you control three or more artifacts.

Court Homunculus gets +1/+1 as long as you control another artifact.

When Runed Servitor dies, each player draws a card.

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...

Flying

Juggernaut attacks each combat if able. Juggernaut can't be blocked by Walls.

Vigilance Knight of the Widget's power and toughness are each equal to the number of Order of the Widget watermarks among permanents you control.