| Username | Team | |
|---|---|---|
| OziRL | Fortuity eSports [xrl] | View Profile |
| oylu39 | No Team | View Profile |
| OxyonTikTok | No Team | View Profile |
| Oxoto | No Team | View Profile |
| OxNova | Grease Ballz [rl] | View Profile |
| oxist | RIT Kittens [rl] | View Profile |
| Oxidus27 | Team Loco Motives [rl] | View Profile |
| Oxide | Trash Can Tidal Wave [br] | View Profile |
| Oxi | Ignite Gaming [rl], Oxi Clean [rl], Exiled [rl], On The Go [rl], Team Choke [rl], Actual Shooters [rl], Team Voltaic [rl], egg sauce [rl], Sway Slate [rl] | View Profile |
| Owtcry | No Team | View Profile |
| own3r | Stargate-1 [rl] | View Profile |
| Owlrl | , NewBorns + 1 [rl], Myst eSports [rl], PR Elite [rl] | View Profile |
| OwlOfDeath | No Team | View Profile |
| Owl | KosTIC [rl] | View Profile |
| Owenm1212 | THE SAULT [rl] | View Profile |
