Boxing Day

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

Indestructible As Stuffy Doll enters the battlefield, choose a player. Whenever Stuffy Doll is dealt damage, it deals that much damage to the chose...

{T}: Add one mana of any color. {T}: Put a charge counter on Coalition Relic. At the beginning of your precombat main phase, remove all charge coun...

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less ...

{1}, {T}, Sacrifice Chromatic Star: Add one mana of any color. When Chromatic Star is put into a graveyard from the battlefield, draw a card.

Creatures you control have flying, first strike, vigilance, trample, haste, and protection from black and from red.

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery...

Colorless creatures you control get +2/+2. Whenever you tap a permanent for {C}, add an additional {C}. Whenever you cast a colorless spell, you ga...

Equipped creature gets +2/+0. Whenever equipped creature attacks, tap target creature defending player controls. Equip {2}

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery...

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

Affinity for artifacts Flying When Thought Monitor enters the battlefield, draw two cards.

Modular 1 If a modular triggered ability would put one or more +1/+1 counters on a creature you control, that many plus one +1/+1 counters are put ...

Whenever a player casts a spell, if no colored mana was spent to cast it, counter that spell.

Suspend 3—{1} (Rather than cast this card from your hand, you may pay {1} and exile it with three time counters on it. At the beginning of your upk...

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

{T}, Discard your hand, Sacrifice Diamond Lion: Add three mana of any one color. Activate only as an instant.

If you would create a Clue, Food, or Treasure token, instead create one of each.

When Breya's Apprentice enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying. {T}, Sacrifice an artifact: Cho...

Whenever a player casts a spell, if no colored mana was spent to cast it, counter that spell.

{T}, Discard a card: Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.") {4}, {T}, Sacrifice The Und...