March of the Machine

Bonded Herdbeast | Creature | Beast | {4}{R/P}: Transform Bonded Herdbeast. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.) | Jokubas Uogintas

Invasion of Muraganda | 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 Muraganda enters the battlefield, put a +1/+1 counter on target creature you control. Then that creature fights up to one target creature you don't control. | Adam Paquette

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

Ravenous Sailback | Creature | Dinosaur | When Ravenous Sailback enters the battlefield, choose one — • Ravenous Sailback gains haste until end of turn. • Destroy target artifact or enchantment. | Andrew Mar

Tangled Skyline | Enchantment | | When Tangled Skyline enters the battlefield, you gain 5 life and incubate 5. (Create an Incubator token with five +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) Phyrexians you control have reach. | Martin de Diego Sádaba

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

Wildwood Escort | Creature | Elf Warrior | When Wildwood Escort enters the battlefield, return target creature or battle card from your graveyard to your hand. If Wildwood Escort would die, exile it instead. | Taras Susak

Glissa, Herald of Predation | Legendary Creature | Phyrexian Zombie Elf | At the beginning of combat on your turn, choose one — • Incubate 2 twice. (To 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.) • Transform all Incubator tokens you control. • Phyrexians you control gain first strike and deathtouch until end of turn. | Cristi Balanescu

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 Alara | Battle | Siege | When Invasion of Alara enters the battlefield, exile cards from the top of your library until you exile two nonland cards with mana value 4 or less. You may cast one of those two cards without paying its mana cost. Put one of them into your hand. Then put the other cards exiled this way on the bottom of your library in a random order. | Mathias Kollros

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