Proving Ground

Go-karts are equipped with weapons like the vehicles seen in "Mario Kart" in the opener of the series following efforts to replicate great moments in pop culture from video-game feats to stunts performed in television shows and movies.

Gadgets from "The Goonies."

The hosts try to replicate a "Star Trek" away-team mission.

Replicating a Quidditch game from the "Harry Potter" films.

The hosts try to play a real-life version of "Mortal Kombat".

Efforts to replicate Spider-man's powers unfold.