March of the Machine

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

Wrenn and Realmbreaker | Legendary Planeswalker | Wrenn | Lands you control have "{T}: Add one mana of any color." +1: Up to one target land you control becomes a 3/3 Elemental creature with vigilance, hexproof, and haste until your next turn. It's still a land. −2: Mill three cards. You may put a permanent card from among the milled cards into your hand. −7: You get an emblem with "You may play lands and cast permanent spells from your graveyard." | Cristi Balanescu

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

Zimone and Dina | Legendary Creature | Human Dryad | Whenever you draw your second card each turn, target opponent loses 2 life and you gain 2 life. {T}, Sacrifice another creature: Draw a card. You may put a land card from your hand onto the battlefield tapped. If you control eight or more lands, repeat this process once. | Lie Setiawan

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