Answered Prayers
Enchantment
Whenever a creature you control enters, you gain 1 life. If this enchantment isn't a creature, it becomes a 3/3 Angel creature with flying in addition to its other types until end of turn. in addition to its other types until end of turn.
Angels cannot ignore pious pleas.
Seb McKinnon
Rulings
If Answered Prayers becomes a creature but you haven’t controlled it continuously since your most recent turn began, you won’t be able to attack with it.
(wotc • 2019-06-14)
Once Answered Prayers becomes a creature, you’ll still gain life whenever a creature enters the battlefield under your control.
(wotc • 2019-06-14)
Rulings
If Answered Prayers becomes a creature but you haven’t controlled it continuously since your most recent turn began, you won’t be able to attack with it.
(wotc • 2019-06-14)
Once Answered Prayers becomes a creature, you’ll still gain life whenever a creature enters the battlefield under your control.
(wotc • 2019-06-14)