Exquisite Archangel | Creature | Angel | Flying
If you would lose the game, instead exile Exquisite Archangel and your life total becomes equal to your starting life total. | Brad Rigney
Mechanized Production | Enchantment | Aura | Enchant artifact you control
At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game. | Adam Paquette
Herald of Anguish | Creature | Demon | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Flying
At the beginning of your end step, each opponent discards a card.
{1}{B}, Sacrifice an artifact: Target creature gets -2/-2 until end of turn. | Vincent Proce
Indomitable Creativity | Sorcery | | Destroy X target artifacts and/or creatures. For each permanent destroyed this way, its controller reveals cards from the top of their library until an artifact or creature card is revealed and exiles that card. Those players put the exiled cards onto the battlefield, then shuffle. | Deruchenko Alexander
Lightning Runner | Creature | Human Warrior | Double strike, haste
Whenever Lightning Runner attacks, you get {E}{E} (two energy counters), then you may pay {E}{E}{E}{E}{E}{E}{E}{E}. If you pay, untap all creatures you control, and after this phase, there is an additional combat phase. | Raymond Swanland
Aetherwind Basker | Creature | Lizard | Trample
Whenever Aetherwind Basker enters the battlefield or attacks, you get {E} (an energy counter) for each creature you control.
Pay {E}: Aetherwind Basker gets +1/+1 until end of turn. | Svetlin Velinov
Ajani Unyielding | Legendary Planeswalker | Ajani | +2: Reveal the top three cards of your library. Put all nonland permanent cards revealed this way into your hand and the rest on the bottom of your library in any order.
−2: Exile target creature. Its controller gains life equal to its power.
−9: Put five +1/+1 counters on each creature you control and five loyalty counters on each other planeswalker you control. | Kieran Yanner
Tezzeret the Schemer | Legendary Planeswalker | Tezzeret | +1: Create a colorless artifact token named Etherium Cell with "{T}, Sacrifice this artifact: Add one mana of any color."
−2: Target creature gets +X/-X until end of turn, where X is the number of artifacts you control.
−7: You get an emblem with "At the beginning of combat on your turn, target artifact you control becomes an artifact creature with base power and toughness 5/5." | Ryan Alexander Lee
Gonti's Aether Heart | Legendary Artifact | | Whenever Gonti's Aether Heart or another artifact enters the battlefield under your control, you get {E}{E} (two energy counters).
Pay {E}{E}{E}{E}{E}{E}{E}{E}, Exile Gonti's Aether Heart: Take an extra turn after this one. | Vincent Proce
Heart of Kiran | Legendary Artifact | Vehicle | Flying, vigilance
Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)
You may remove a loyalty counter from a planeswalker you control rather than pay Heart of Kiran's crew cost. | Jaime Jones
Paradox Engine | Legendary Artifact | | Whenever you cast a spell, untap all nonland permanents you control. | Christine Choi
Planar Bridge | Legendary Artifact | | {8}, {T}: Search your library for a permanent card, put it onto the battlefield, then shuffle. | Chase Stone