Kessig Naturalist // Lord of the Ulvenwald (MID-310) - Innistrad: Midnight Hunt: (Showcase, Double Faced Transform)

Whenever Kessig Naturalist attacks, add or . Until end of turn, you don't lose this mana as steps and phases end.
Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Other Wolves and Werewolves you control get +1/+1.
Whenever Lord of the Ulvenwald attacks, add or . Until end of turn, you don't lose this mana as steps and phases end.
Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)