Streets of New Capenna

Courier's Briefcase | Artifact | Treasure | When Courier's Briefcase enters the battlefield, create a 1/1 green and white Citizen creature token. {T}, Sacrifice Courier's Briefcase: Add one mana of any color. {W}{U}{B}{R}{G}, {T}, Sacrifice Courier's Briefcase: Draw three cards. | Josu Hernaiz

Evolving Door | Artifact | | {1}, {T}, Sacrifice a creature: Count the colors of the sacrificed creature, then search your library for a creature card that's exactly that many colors plus one. Exile that card, then shuffle. You may cast the exiled card. Activate only as a sorcery. | Drew Baker

Capenna Express | Artifact | Vehicle | Sacrifice a Treasure: Capenna Express becomes an artifact creature until end of turn. Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.) | Viko Menezes

Bootleggers' Stash | Artifact | | Lands you control have "{T}: Create a Treasure token." | Anastasia Ovchinnikova

Ceremonial Groundbreaker | Artifact | Equipment | Equipped creature gets +2/+1 and has trample. Equip Citizen {1} Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.) | Drew Baker