Avabruck Caretaker // Hollowhenge Huntmaster

Hexproof

At the beginning of combat on your turn, put two +1/+1 counters on another target creature you control.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Hexproof

Other permanents you control have hexproof.

At the beginning of combat on your turn, put two +1/+1 counters on each creature you control.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)