Recursive Recruitment is a uncommon Sorcery card from Reality Fracture (FRA), collector number 147. Current market price: $0.14 (foil $0.41), TCGplayer market prices via Scryfall.
Create two 2/2 colorless Wizard Soldier creature tokens named Cadet. If this spell was cast from a graveyard, put a +1/+1 counter on each of them for every three cards in your graveyard. Flashback {6}{U}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)