
Ragost, Deft Gastronaut | Legendary Creature | Lobster Citizen | Artifacts you control are Foods in addition to their other types and have "{2}, {T}, Sacrifice this artifact: You gain 3 life."
{1}, {T}, Sacrifice a Food: Ragost deals 3 damage to each opponent.
At the beginning of each end step, if you gained life this turn, untap Ragost. | Zack Stella

Pinnacle Emissary | Artifact Creature | Robot | Whenever you cast an artifact spell, create a 1/1 colorless Drone artifact creature token with flying and "This token can block only creatures with flying."
Warp {U/R} (You may cast this card from your hand for its warp cost. Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.) | Alejandro Pacheco

Mutinous Massacre | Sorcery | | Choose odd or even. Destroy each creature with mana value of the chosen quality. Then gain control of all creatures until end of turn. Untap them. They gain haste until end of turn. (Zero is even.) | Quintin Gleim

Biotech Specialist | Creature | Insect Scientist | When this creature enters, create a Lander token. (It's an artifact with "{2}, {T}, Sacrifice this token: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.")
Whenever you sacrifice an artifact, this creature deals 2 damage to target opponent. | Alexandre Honoré

Infinite Guideline Station | Legendary Artifact | Spacecraft | When Infinite Guideline Station enters, create a tapped 2/2 colorless Robot artifact creature token for each multicolored permanent you control.
Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 12+.)
STATION 12+
Flying
Whenever Infinite Guideline Station attacks, draw a card for each multicolored permanent you control. | Piotr Dura