Dr VON Scott, Rival

Exhaust - {2}{b}: Target player sacrifices a creature they control with the greatest mana
value.
Exhaust - {1}{r}: Destroy target artifact.
Exhaust - {1}{w}: Destroy target enchantment.
Exhaust - {r}{b}, Exile Dr. VON Scott, return
it to the battlefield transformed to Dr. Everett
Scott, Ex-Tutor