March of the Machine

Invasion of Dominaria // Serra Faithkeeper | Battle // Creature | Siege // Angel | (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Dominaria enters, you gain 4 life and draw a card. // Flying, vigilance | Denys Tsiperko

Norn's Inquisitor | Creature | Phyrexian Knight | When Norn's Inquisitor enters the battlefield, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) Whenever a permanent you control transforms into a Phyrexian, put a +1/+1 counter on it. | Denis Zhbankov

Phyrexian Censor | Creature | Phyrexian Wizard | Each player can't cast more than one non-Phyrexian spell each turn. Non-Phyrexian creatures enter the battlefield tapped. | Alexey Kruglov

Seraph of New Capenna | Creature | Angel Soldier | Flying {4}{B/P}: Transform Seraph of New Capenna. Activate only as a sorcery. ({B/P} can be paid with either {B} or 2 life.) | Aaron J. Riley

Sun-Blessed Guardian // Furnace-Blessed Conqueror | Creature // Creature | Human Cleric // Phyrexian Cleric | {5}{R/P}: Transform Sun-Blessed Guardian. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.) // Whenever Furnace-Blessed Conqueror attacks, create a tapped and attacking token that's a copy of it. Put a +1/+1 counter on that token for each +1/+1 counter on Furnace-Blessed Conqueror. Sacrifice that token at the beginning of the next end step. | Brian Valeza

Tiller of Flesh | Creature | Phyrexian Knight | Whenever you cast a spell that targets one or more permanents, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) | Nino Vecia

Zhalfirin Lancer | Creature | Human Knight | Whenever another Knight enters the battlefield under your control, Zhalfirin Lancer gets +1/+1 and gains vigilance until end of turn. | Nino Vecia

Nezumi Freewheeler // Hideous Fleshwheeler | Creature // Creature | Rat Samurai // Phyrexian Rat | Menace When Nezumi Freewheeler enters, each player mills three cards. (To mill three cards, a player puts the top three cards of their library into their graveyard.) {5}{W/P}: Transform Nezumi Freewheeler. Activate only as a sorcery. ({W/P} can be paid with either {W} or 2 life.) // Menace (This creature can't be blocked except by two or more creatures.) When this creature transforms into Hideous Fleshwheeler, put target permanent card with mana value 2 or less from a graveyard onto the battlefield under your control. | Artur Nakhodkin

Harried Artisan | Creature | Human Artificer | Haste {3}{W/P}: Transform Harried Artisan. Activate only as a sorcery. ({W/P} can be paid with either {W} or 2 life.) | Caio Monteiro

Marshal of Zhalfir | Creature | Human Knight | Other Knights you control get +1/+1. {W}{U}, {T}: Tap another target creature. | Darren Tan

Mirror-Shield Hoplite | Creature | Human Soldier | Vigilance Whenever a creature you control becomes the target of a backup ability, copy that ability. You may choose new targets for the copy. This ability triggers only once each turn. | Alex Brock

Botanical Brawler | Creature | Elemental Warrior | Trample Botanical Brawler enters the battlefield with two +1/+1 counters on it. Whenever one or more +1/+1 counters are put on another permanent you control, if it's the first time +1/+1 counters have been put on that permanent this turn, put a +1/+1 counter on Botanical Brawler. | Jesper Ejsing