Elira, Dawn's Overture

Flying, vigilance, ward—{3}
When this creature transforms into Elira, Dawn's
Overture, look at target player's hand, choose any
number of nonland cards whose total mana value
is less than or equal to Elira's power and exile
them. Return those cards to thier owner's hand
when this permanent leaves the battlefield.
Daybound (If a player cast no spells during their
own turn, it becomes night next turn.)