Teresia, Young Magus

+2: Teresia, Young Magus does 2 damage, divided as you chose, to any number of targets.
-2: Reveal a creature card from your hand. You may have target creature become a copy of the revealed creature until end of turn.
-X: Teresia, Young Magus does X damage to target creature. If a demon dealt damage this way would die this turn, Transform Teresia.