See Double (Extended Art) [March of the Machine] The Brothers' War Promos converting its resources into biomass

converting its resources into biomass that can be extracted by the Hive Fleet

Ramos fell

nonsorcery cards on top of a library are on the battlefield under their owner's control in addition to being in that library

you may cast a spell from your hand without paying its mana cost

See Double (Extended Art) [March of the Machine] The Brothers' War Promos converting its resources into biomassSet: March of the Machine Type: Instant Rarity: Rare Cost: {2}{U}{U} This spell can't be copied. Choose one. If an opponent has eight or more cards in their graveyard, you may choose both. Copy target spell. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.) Create a token that's a copy of target creature.