Spider Tanks were utilized by the Omnic rebel army as infantry units during the war. With many attacking Germany. Spider Tank bodies can be found on Eichenwalde, indicating that they partook in the battle there. They were also known to have been part of the Omnic forces who attacked Russia. In "We Are Overwatch" Genji was shown sitting on a Spider Tank in a field in Japan, showing that the Spider Tanks were also present there at some point.
- As seen in the initial "Overwatch is Born" concept art, a Spider Tank was originally going to be one of the playable Heroes in the game.