The Brothers' War

Brotherhood's End | Sorcery | | Choose one — • Brotherhood's End deals 3 damage to each creature and each planeswalker. • Destroy all artifacts with mana value 3 or less. | Bryan Sola

Conscripted Infantry | Creature | Human Soldier | When Conscripted Infantry dies, create a 1/1 colorless Soldier artifact creature token. | Noah Thatcher

Draconic Destiny | Enchantment | Aura | Enchant creature Enchanted creature gets +1/+1 and has flying, haste, and "{1}: This creature gets +1/+0 until end of turn." It's a Dragon in addition to its other types. When enchanted creature dies, return Draconic Destiny to its owner's hand. | Justin Hernandez & Alexis Hernandez

Excavation Explosion | Sorcery | | Excavation Explosion deals 3 damage to any target. Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") | Campbell White

Giant Cindermaw | Creature | Dinosaur Beast | Trample Players can't gain life. | Edgar Sánchez Hidalgo

Mechanized Warfare | Enchantment | | If a red or artifact source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 1 instead. | Robin Olausson

Mishra, Excavation Prodigy | Legendary Creature | Human Artificer | Haste {1}, {T}, Discard a card: Draw a card. Whenever you discard one or more artifact cards, add {R}{R}. This ability triggers only once each turn. | Donato Giancola

Penregon Strongbull | Creature | Minotaur | {1}, Sacrifice an artifact: Penregon Strongbull gets +1/+1 until end of turn and deals 1 damage to each opponent. | Michael Phillippi

Raze to the Ground | Sorcery | | This spell can't be countered. Destroy target artifact. If its mana value was 1 or less, draw a card. | Joshua Raphael

Tomakul Scrapsmith | Creature | Human Artificer | When Tomakul Scrapsmith enters the battlefield, mill three cards. You may put an artifact card from among the cards milled this way into your hand. If you don't, put a +1/+1 counter on Tomakul Scrapsmith. (To mill a card, put the top card of your library into your graveyard.) | Caio Monteiro

Queen Kayla bin-Kroog | Legendary Creature | Human Noble | {4}, {T}: Discard all the cards in your hand, then draw that many cards. You may choose an artifact or creature card with mana value 1 you discarded this way, then do the same for artifact or creature cards with mana values 2 and 3. Return those cards to the battlefield. Activate only as a sorcery. | Cristi Balanescu

Junkyard Genius | Creature | Human Artificer | When Junkyard Genius enters the battlefield, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") {1}{B}{R}, Sacrifice another creature or artifact: Until end of turn, other creatures you control get +1/+0 and gain menace and haste. | Rémi Jacquot

Arbalest Engineers | Creature | Human Artificer | When Arbalest Engineers enters the battlefield, choose one — • Arbalest Engineers deals 1 damage to any target. • Put a +1/+1 counter on target creature. It gains trample and haste until end of turn. • Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") | Marta Nael

Phyrexian Dragon Engine | Artifact Creature | Phyrexian Dragon | Double strike When Phyrexian Dragon Engine enters the battlefield from your graveyard, you may discard your hand. If you do, draw three cards. Unearth {3}{R}{R} (Melds with Mishra, Claimed by Gix.) | Chris Rahn