To dump it from a Switch, follow the instructions on the wiki. You do not need to dump the entire game (RomFS + ExeFS + DLC). Just dumping the 1.0 ExeFS is sufficient.

Yet, time and time again, Nintendo accomplishes the impossible. Super Mario Odyssey takes a different approach compared to the more arcade-like Super Mario Galaxy duo, combining its globe-trotting ...

This hack features Mario’s ability to possess enemies and bounce on his cap a la Super Mario Odyssey. The bundles with Mario Kart 8 Deluxe included free return for another year This list will ...

Well here it is! Enjoy! "Super Mario Odyssey" is planned for launch in "holiday 2017" on the Nintendo Switch (which launches on March 3 for $299).