mtg day night cards Vadrik, Astral Archmage — Innistrad: Midnight Hunt (MID) | Card Day // Night Double-Sided Token

Sunfrill Imitator as a cheap-ish Dino that can make big attacks as you unleash your larger Dinosaurs is a nice pairing with Belligerent Yearling to get these decks a little lower to the ground

Kethis, the Hidden Hand Kethis, the Hidden Hand pulls double duty as a cost reducer and card advantage engine to make use of the mana reduction

Though it takes a significant amount of setup, this Ajani's -8 ability single-handedly creates a massive board state, creating a number of 2/2 Cat tokens equal to your life total

In comparison, those Unfinity cards that don't feature the new stamp are called 'eternal cards', and can be used in any format