Daybound/nightbound controls which face of a card is active, but it also controls which face is active when those cards enter the battlefield
Ive managed to filter the cards I think will make a bigger impact in formats like Cube, EDH, but especially Standard
Just be aware that Green itself lacks flying and will serve best in a support role
Yorion, Sky Nomad was a Companion banned out of Modern just this month
Legendary Creature Enchantment - God Mystic Remora Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays
While you control Hades, Sorcerer of Eld, abilities that trigger whenever a permanent you own is put into your graveyard from the battlefield (for example, "When this creature dies