Search your library for an instant or sorcery card, reveal it, put it into your hand, then shuffle.
Illustrated by Mike Burns · Secret Lair Drop · #886
There are no rulings for Solve the Equation.
Search your library for a blue instant card, reveal that card, put it into your hand, then shuffle.
Search your library for an artifact card, reveal it, put it into your hand, then shuffle.
Search your library for an Arcane card, reveal that card, put it into your hand, then shuffle.
Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Search your library for a Trap card, reveal it, put it into your hand, then shuffle.