Boxing Day

{4}, Sacrifice Treasure Chest: Roll a d20. 1 | Trapped! — You lose 3 life. 2—9 | Create five Treasure tokens. 10—19 | You gain 3 life and draw thre...

As Pithing Needle enters the battlefield, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're...

If it's neither day nor night, it becomes day as The Celestus enters the battlefield. {T}: Add one mana of any color. {3}, {T}: If it's night, it b...

When Valkyrie's Sword enters the battlefield, you may pay {4}{W}. If you do, create a 4/4 white Angel Warrior creature token with flying and vigila...

When Potion of Healing enters the battlefield, draw a card. {W}, {T}, Sacrifice Potion of Healing: You gain 3 life.

{T}, Sacrifice Mimic: Add one mana of any color. {2}: Mimic becomes a Shapeshifter artifact creature with base power and toughness 3/3 until end of...

Vigilance Iron Golem attacks or blocks each combat if able.

Whenever Chainflail Centipede or equipped creature attacks, it gets +2/+0 until end of turn. Reconfigure {2} ({2}: Attach to target creature you co...

Flying Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

When Draugr's Helm enters the battlefield, you may pay {2}{B}. If you do, create a 2/2 black Zombie Berserker creature token, then attach Draugr's ...

When Poet's Quill enters the battlefield, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard ...

Soulcipher Board enters the battlefield with three omen counters on it. {1}{U}, {T}: Look at the top two cards of your library. Put one of them int...

Channel — {3}{U}, Discard Saiba Trespassers: Tap up to two target creatures you don't control. Those creatures don't untap during their controller'...

Wishclaw Talisman enters the battlefield with three wish counters on it. {1}, {T}, Remove a wish counter from Wishclaw Talisman: Search your librar...

{W}, Sacrifice Implement of Improvement: You gain 2 life. When Implement of Improvement is put into a graveyard from the battlefield, draw a card.

{U}, Sacrifice Implement of Examination: Draw a card. When Implement of Examination is put into a graveyard from the battlefield, draw a card.

{R}, Sacrifice Implement of Combustion: It deals 1 damage to target player or planeswalker. When Implement of Combustion is put into a graveyard fr...

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

When Mask of Immolation enters the battlefield, create a 1/1 red Elemental creature token, then attach Mask of Immolation to it. Equipped creature...

When Filigree Crawler dies, create a 1/1 colorless Thopter artifact creature token with flying.

When Skyclave Pick-Axe enters the battlefield, attach it to target creature you control. Landfall — Whenever a land enters the battlefield under yo...

Equipped creature gets +2/+1 and has reach. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

When Bramble Armor enters the battlefield, attach it to target creature you control. Equipped creature gets +2/+1. Equip {4} ({4}: Attach to target...

Whenever Imperial Recovery Unit attacks, return target creature or Vehicle card with mana value 2 or less from your graveyard to your hand. Crew 2 ...