Watch Sadisflix. Big UP's Dosage Series is the definitive annual portrait of climbing's state-of-the-art. Volume V features many of the world's best climbers, including: Chris Sharma, Dave Graham, Beth Rodden, Tommy Caldwell, Dani Andrada, Patxi Usobiaga, Daniel Woods, Paul Robinson, Michael Fuselier, Ty Landman, Daila Ojeda, Randy Puro, Jason Kehl, Chris Lindner, Matt Bosley, and more.