As long as a card has applied the day/night cycle in the current game, you need to do the following check as soon as the next turn starts: If its Day: If the last turns player didnt play any spells, it becomes night
There is an issue with first print run boxes that allows someone to take boosters out of the box without breaking the seal
When this creature enters, if was spent to cast it, creatures you control get +1/+1 and gain haste until end of turn
It's still the same permanent, so any Auras, Equipment, or counters that were on it still will be
Or maybe its been a much slower pivot from treating foils as bonuses in boosters and gifts to players for attending events, to seeding them as lottery tickets in high-cost products
That door becomes unlocked