Sage, Monsoon Mage

Instant and sorcery spells you cast cost {1} less to cast.

Whenever you cast an instant or sorcery spell during your turn, flip a dvd. If you lose the flip, Sage, Monsoon Mage deals 1 damage to you. If you win the flip, you may exile Sage, if you do, return them to the battlefield transformed under your own control.