“Legends of the Hidden Temple” is headed back to the small screen, but not in its original kid-friendly format. The Nickelodeon competition adventure series from the 1990s is all grown up in the revival ordered Tuesday by the CW.

The original Nickelodeon series that aired from 1993-1995 was inspired by Nintendo’s “The Legend of Zelda” game and the “Indiana Jones” movie franchise. The new iteration is described as a supersized and reimagined adult version, so participants are no longer kids, but nostalgia-loving millennials.

Per the logline, the “Legends of the Hidden Temple” remake, based on the game show created by David G. Stanley, Scott A. Stone and Stephen R. Brown, will preserve many of the Nickelodeon series’ iconic elements. These include “Olmec,” the giant talking Mayan head, the “Moat Crossings,” “The Steps of Knowledge,” the “Temple Run,” and all of the original team names like “Purple Parrots,” “Blue Barracudas,...