Ro's OSM Marathon

OSM Marathon 1 is the first OSM marathon made by Ro, with having 10 OSM Episodes before the marathon. The marathon premiered on July 20, 2022.
== History ==
Ro has said she will make a marathon after Ro's OSM Episode X. After she made that episode, she combined all 10 episodes. and made it premiere on July 20.
Ro also confirmed she will do a sequel with 11-18 episodes, and furthermore.
== Mockups ==
* All returning from 10 Ro's OSM Episodes, with 58 being in it overall.
== Trivia ==
* This is the first OSM Marathon made by Ro, the second being OSM Marathon 2.
* Interestingly, there's almost 60 mockups. If it was fully, you'd get 60 mockups in seconds and minutes.
* Coincidentally, Arsen54800 uploaded his 357th WNR episode on the same day as this OSM Marathon's release date.
Category:OSM videos
Category:OSM videos created in 2022