The Man of Marvels

The Man of Marvels can't be countered.
When The Man of Marvels enters the battlefield, search your library for a creature card, put it into
exile with an Infinity counter on it, then shuffle
your library.
{0}: The Man of Marvels becomes a copy of target
card with an Infinity counter on it, except it's Legendary, gains this ability, and other
creatures and types.
"Excelsior!"