Touch Arcade Game Of The Week! 5/5 Stars. "If you like platformers of any kind, speedrun or not, you should definitely check out Mos Speedrun 2. 148Apps 4/5 Stars. "MOS Speedrun 2 is a fantastic speed running game. ". Mos is back, in her biggest and most exciting adventure ever! Wall-jump to victory through 30 mysterious, action packed levels!