Ketzal's Corridors

Ketzal’s Corridors, known in PAL regions as SpeedThru: Potzol's Puzzle and in Japan as Shissou Surinuke Anatousu (疾走すりぬけ アナトウス), is a puzzle video game, developed by Keys Factory and published by Nintendo. It was released on the Nintendo 3DS via the Nintendo eShop. The game is a follow-up to Keys Factory's ThruSpace, released on WiiWare in 2010.