.5er is a giant bacteria that lives in many different creatures stomachs.
History[]
.5er can be seen stuck in Thunder Snake's stomach. A camper helps him get out and in return .5er helps the camper get past Clamb Bob. (A Stranger In The Fog by Epic Worlds PCG)
.5er can be seen getting attacked by a white blood cell. (The Amazing Alphabetical And Comical Adventure)