Brain Games Season 8 blu-ray Mark and Alex embark on

Mark and Alex embark on a journey to retrieve a cherished tank top worn by their idol

a gold prospector (Gene Hackman) strikes it rich beyond his wildest dreams

Acclaimed anthropologist Wade Davis journeys into the hidden word of indigenous cultures believed to be descendents of once-great civilizations

but when it comes to animated superstardom

Brain Games Season 8 blu-ray Mark and Alex embark onNational Geographic has reimagined BRAIN GAMES and added a Hollywood twist to the classic mind bending format. Hosted by Keegan Michael Key, this new season of BRAIN GAMES challenges some of the world's biggest celebrities to realize their special brain power through fun and highly entertaining interactive games, illusions and social experiments that will reveal the "why" behind the "wow."