March of the Machine

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

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

Drana and Linvala | Legendary Creature | Vampire Angel | Flying, vigilance Activated abilities of creatures your opponents control can't be activated. Drana and Linvala has all activated abilities of all creatures your opponents control. You may spend mana as though it were mana of any color to activate those abilities. | Raluca Marinescu

Kroxa and Kunoros | Legendary Creature | Elder Giant Dog | Vigilance, menace, lifelink Whenever Kroxa and Kunoros enters the battlefield or attacks, you may exile five cards from your graveyard. When you do, return target creature card from your graveyard to the battlefield. | Ignatius Budi

Thalia and The Gitrog Monster | Legendary Creature | Human Frog Horror | First strike, deathtouch You may play an additional land on each of your turns. Creatures and nonbasic lands your opponents control enter the battlefield tapped. Whenever Thalia and The Gitrog Monster attacks, sacrifice a creature or land, then draw a card. | Howard Lyon

Omnath, Locus of All | Legendary Creature | Phyrexian Elemental | If you would lose unspent mana, that mana becomes black instead. At the beginning of your precombat main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand. | Bryan Sola