Mario & Sonic at the Olympic Winter Games is a Sports/Party game released for the Nintendo Wii and DS. It was the 2nd generation of the "Mario and Sonic at the Olympic Games" series, and takes places at the 2010 Winter Olympics in Vancouver British Columbia, Canada.
The DS release has a series of "challenge ghosts" created by Sega Staff, hardest of which being "Superhard". This TAS by Chall99 & RemyMS aims to defeat all the "Superhard" staff ghosts.
Note: This movie starts with dirty sram that has all the staff unlocks at the ready.