Boxing Day

{1}: Flowstone Thopter gets +1/-1 and gains flying until end of turn.

Whenever an artifact or enchantment is put into your graveyard from the battlefield, you gain 1 life.

{4}, {T}, Sacrifice a creature: Fodder Cannon deals 4 damage to target creature.

Domain — This spell costs {2} less to cast for each basic land type among lands you control. Flying Domain — At the beginning of your upkeep, sacri...

You may choose not to untap Flowstone Armor during your untap step. {3}, {T}: Target creature gets +1/-1 for as long as Flowstone Armor remains tap...

Echo {3} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its...

{4}, {T}: You may put a creature card from your hand onto the battlefield.

Echo {4} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its...

Whenever Flint Golem becomes blocked, defending player mills three cards.

Whenever a creature attacks, Caltrops deals 1 damage to it.

{T}, Sacrifice Memory Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, eac...

{3}, {T}, Sacrifice a creature: Reveal a number of cards from the top of your library equal to the sacrificed creature's power. Put one into your h...

{2}: Regenerate target artifact creature.

{2}, Sacrifice Brass Secretary: Draw a card.

At the beginning of your upkeep, if you control seven or more permanents, return Complex Automaton to its owner's hand.

As Belbe's Portal enters the battlefield, choose a creature type. {3}, {T}: You may put a creature card of the chosen type from your hand onto the...

At the beginning of each opponent's upkeep, Iron Maiden deals X damage to that player, where X is the number of cards in their hand minus 4.

Whenever you cast a noncreature spell, put a lore counter on this artifact. {3}, {T}: Target creature you control gets +1/+1 until end of turn for ...

When this creature enters, sacrifice a permanent that's one or more colors.

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

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

{T}: Add one mana of any color. {T}: Put a charge counter on this artifact. At the beginning of your first main phase, remove all charge counters f...

Trample When this creature enters, sacrifice it unless you sacrifice any number of creatures with total power 12 or greater.

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