Jin-Gitaxias, Soul Compleater

Eminence - Whenever you draw a card that isn't the first drawn during your draw step and Jin-Gitaxias, Soul Compleater is in your command zone or on the battlefield, you may reveal that card. If you don't, you get
a poison counter.

Flash, Ward {2}

Your opponents play with their hands and the top of their libraries revealed. You can cast spells from cards revealed this way and may spend mana as though it was mana of
any color to cast those spells.