Scholar of the Ages + Burnt Offering + Exhume

Scholar of the Ages
Burnt Offering

Scholar of the Ages on the battlefield. All other cards in hand. b available.
  1. Cast Burnt Offering by paying b and sacrificing Scholar of the Ages, adding seven mana in any combination of b and/or r
  2. Cast Exhume for 1b, returning Scholar of the Ages from your graveyard to the battlefield
  3. Scholar of the Ages triggers, returning Burnt Offering and Exhume from your graveyard to your hand
  4. Repeat
Infinite black mana. Infinite red mana. Infinite storm count. Infinite death triggers. Infinite sacrifice triggers. Infinite LTB. Infinite ETB.