Enter the Dream

Cast up to X target instant and/or sorcery cards
in your graveyard with total converted mana cost
X or less without paying their mana costs, then exile them as they resolve.
Cycling {x}{x}{u}{r}
When you cycle Enter the Dream, you may search your library for an instant or sorcery card with converted mana cost X, reveal it, put it into your hand, then shuffle your library.