Enshalla Weaver of Currents

Flash, Hexproof
When Enshalla Weaver of Currents enters the battlefield, you may look at target players hand.
you may cast spells from that players hand this
turn, and you may spend mana as though it were
mana of any color to cast them. If you don't, exile
a card from that players hand.
Whenever you cast a creature spell, return target creature to its owners hand.