Fraziel, Dark Piper

When Fraziel, Dark Piper enters the battlefield, you may search your library for an instant or sorcery card, reveal it, then shuffle your library and put that card on top of it.
{w}{u}{b}{r}{g}: Creature tokens you control get +X/+X until end of turn, where X is equal to the number of different colors among creature tokens you control.
His melodies are luring.