Kaldheim

Replicating Ring | Snow Artifact | | {T}: Add one mana of any color. At the beginning of your upkeep, put a night counter on Replicating Ring. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with "{T}: Add one mana of any color." | Olena Richards

Bloodline Pretender | Artifact Creature | Shapeshifter | Changeling (This card is every creature type.) As Bloodline Pretender enters the battlefield, choose a creature type. Whenever another creature of the chosen type enters the battlefield under your control, put a +1/+1 counter on Bloodline Pretender. | Slawomir Maniak

Scorn Effigy | Artifact Creature | Scarecrow | Foretell {0} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) | Wayne Reynolds

Runed Crown | Artifact | Equipment | When Runed Crown enters the battlefield, you may search your library, hand, and/or graveyard for a Rune card and put it onto the battlefield attached to Runed Crown. If you search your library this way, shuffle. Equipped creature gets +1/+1. Equip {2} | Randy Gallegos

Raiders' Karve | Artifact | Vehicle | Whenever Raiders' Karve attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. 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.) | Aaron Miller