| Username | Team | |
|---|---|---|
| Organisation Aimless | No Team | View Profile |
| OriginalStable | MK Marions [rl] | View Profile |
| OriGiNBreAch | N.O.M [rl] | View Profile |
| Origin_K | Hurricane Loomin [rl], Ding Dong Demo [rl], RRelentless [rl], Husky = Best Mod [rl], Washed Up [rl], Frigus [rl], FrigBois [rl], Destiny 2 for PC waiting room. [rl], sp00ky b0is [rl], Peasant Festival [rl], Ding Dong Demo [rl], Relentless [rl] | View Profile |
| Orion | AWiX [rl] | View Profile |
| OrionHunter98 | Ascendence [rl] | View Profile |
| orion_the_titan | No Team | View Profile |
| orisurfer004 | Color Rainbow [br] | View Profile |
| Ornaim | Infuria Esport [rl] | View Profile |
| OronXDeal | Too Good For Names [rl], try [rl] | View Profile |
| orre1996 | Dafuq is this team? [br], Big Test Icicles [br] | View Profile |
| Orthodox Ninja | The Eastern Titans [rl] | View Profile |
| Ortiz.254 | Los Gallos [xrl] | View Profile |
| ORYX | , Voxility [rl] | View Profile |
| OsamaBinLiftinn | Ignition [rl] | View Profile |
