| Mutator | Author | Info | |
|---|---|---|---|
| R3PORTER | Unknown | 1 mutator | |
| Raggy Weapons | Martin "Pfhoenix" Actor | 1 mutator , 4 weapons | |
| Random Drop v1.00 (PC) | Unknown | 4 mutators | |
| RBTTSoundz Beta 3 | Unknown | 1 mutator | |
| Real Weapons Mp5 | Unknown | 3 mutators , 4 weapons | |
| RealWeapons replacer | Unknown | 1 mutator , 6 weapons | |
| Realweapons V2 1 | Unknown | 3 mutators , 4 weapons | |
| Redeemizer | HO0815XX | 1 mutator , 1 weapon | |
| Relic Madness | Unknown | 1 mutator | |
| ReplaceUDamageWithJetpack by RattleSN4K3 | Unknown | 1 mutator | |
| Resistance | Unknown | 1 mutator , 5 weapons | |
| Respawner mutators | Unknown | 1 mutator | |
| Reverse CTF | Unknown | 1 mutator | |
| Ridiculous Beta01 | Unknown | 2 mutators , 6 weapons | |
| Ripper - Replace Flak Cannon | Unknown | 1 mutator , 1 weapon | |
| Ripper Lite | Unknown | 1 mutator , 1 weapon | |
| Ripper Lite - Replace Stinger | Unknown | 1 mutator , 1 weapon | |
| Rocket Match | Unknown | 1 mutator , 1 weapon | |
| RocketzMutator | Fearless | 1 mutator , 1 weapon | |
| RSShotgun V1 | Unknown | 1 mutator , 1 weapon | |
| Rumple's Enhanced Movement | Unknown | 1 mutator | |
| Rumples Weapons | Unknown | 9 mutators , 41 weapons |