March of the Machine

Jin-Gitaxias | Legendary Creature | Phyrexian Praetor | Ward {2} Whenever you cast a noncreature spell with mana value 3 or greater, draw a card. {3}{U}: Exile Jin-Gitaxias, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery and only if you have seven or more cards in hand. | Ekaterina Burmak

Sheoldred // The True Scriptures | Legendary Creature // Enchantment | Phyrexian Praetor // Saga | Menace When Sheoldred enters, each opponent sacrifices a nontoken creature or planeswalker. {4}{B}: Exile Sheoldred, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery and only if an opponent has eight or more cards in their graveyard. // (As this Saga enters and after your draw step, add a lore counter.) I — For each opponent, destroy up to one target creature or planeswalker that player controls. II — Each opponent discards three cards, then mills three cards. III — Put all creature cards from all graveyards onto the battlefield under your control. Exile The True Scriptures, then return it to the battlefield (front face up). | Ryan Pancoast

Invasion of Shandalar | Battle | Siege | (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 Shandalar enters the battlefield, return up to three target permanent cards from your graveyard to your hand. | Adam Paquette

Vorinclex | Legendary Creature | Phyrexian Praetor | Trample, reach When Vorinclex enters the battlefield, search your library for up to two Forest cards, reveal them, put them into your hand, then shuffle. {6}{G}{G}: Exile Vorinclex, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery. | Daarken

Zurgo and Ojutai | Legendary Creature | Orc Dragon | Flying, haste Zurgo and Ojutai has hexproof as long as it entered the battlefield this turn. Whenever one or more Dragons you control deal combat damage to a player or battle, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. You may return one of those Dragons to its owner's hand. | Daarken

Borborygmos and Fblthp | Legendary Creature | Cyclops Homunculus | Whenever Borborygmos and Fblthp enters the battlefield or attacks, draw a card, then you may discard any number of land cards. When you discard one or more cards this way, Borborygmos and Fblthp deals twice that much damage to target creature. {1}{U}: Put Borborygmos and Fblthp into its owner's library third from the top. | Rudy Siswanto

Invasion of Ravnica | Battle | Siege | (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 Ravnica enters the battlefield, exile target nonland permanent an opponent controls that isn't exactly two colors. | Leon Tukker