The Challenge 40x15 Thinking Thin Era Season 40 Season 40 15 Episodes Vidsrc 40x1 - The Era Invitational (1) 40x2 - The Era Invitational (2) 40x3 - A Fatal Era 40x4 - My Trivia Era 40x5 - An Era Tradition 40x6 - My Real Friends Era 40x7 - Trust in Your Era 40x8 - The Era of the Gladiator 40x9 - An Era of One 40x10 - A New Era 40x11 - Payback Era 40x12 - The Era of the Purge 40x13 - Best Friends 4Era 40x14 - Swinging Era 40x15 - Thinking Thin Era A win-or-go mentality infiltrates one alliance as the Challengers traverse tight quarters filled with bats and puzzles in an attempt to keep themselves safe.
