Reminiscent Arcanist

Hindsight 2: (when this creature enters the battlefield
you may select up to two target instant and/or sorcery
cards of your choice from your graveyard. If you do,
put them on the bottom of your library in any order)
You may return instant or sorcery cards from
exile to your graveyard by paying their casting
cost plus {2}. Activate only as a sorcery.