| Name | Steam ID | Records | WRs |
|---|---|---|---|
| Sinc | 76561198261798195 | 13 | 0 |
| SINCAKE | 76561198036828850 | 1 | 0 |
| sincethedawn | 76561198040827567 | 1 | 0 |
| -=SiNdIoS=- | 76561198008766310 | 41 | 0 |
| sindok93 | 76561198804769391 | 1 | 0 |
| singau163 | 76561198262825608 | 1 | 0 |
| Singular Cheer | 76561198030938639 | 1 | 0 |
| Singularity | 76561198339120897 | 4 | 0 |
| Singular Plant | 76561198088708570 | 1 | 0 |
| SiNiStEr26 | 76561198067475230 | 2 | 0 |
| SiniSt@r | 76561198207589869 | 4 | 0 |
| ^sinner | 76561198285213013 | 2 | 0 |
| Sinnious | 76561198025888129 | 1 | 0 |
| Sinnveyr | 76561198063531977 | 1 | 0 |
| Sinny | 76561198074951455 | 1 | 0 |
| sino | 76561198262732874 | 22 | 0 |
| Sinoptick | 76561198380862539 | 2 | 0 |
| Sinot | 76561198044558002 | 1 | 0 |
| Sinuh | 76561197961612230 | 2 | 0 |
| Sinuhe | 76561198054915378 | 1 | 0 |
| Siona69 | 76561198988437440 | 1 | 0 |
| sipaah | 76561198060708225 | 1 | 0 |
| SirAero | 76561198069648458 | 1 | 0 |
| »Sir Alone | 76561198021624198 | 1 | 0 |
| Sir Artorias | 76561198079825831 | 1 | 0 |
| siRav3n | 76561198097282769 | 1 | 0 |
| sir bilissimo | 76561198390537255 | 2 | 0 |
| SirCampselot | 76561198798155382 | 1 | 0 |
| SirCoughing Guts | 76561198802215270 | 1 | 0 |
| Sir Digby | 76561198060598736 | 1 | 0 |
| Sire | 76561198003919752 | 8 | 0 |
| SireMoogle | 76561198098091668 | 12 | 0 |
| Sirikin | 76561198284032131 | 1 | 0 |
| Sirio | 76561198019646611 | 2 | 0 |
| SiRiuS | 76561198124515045 | 1 | 0 |
| Sirius Avaldi | 76561198016492568 | 2 | 0 |
| Siriy | 76561197972727520 | 17 | 0 |
| Sir Kanye of Westeros | 76561198958412364 | 1 | 0 |
| Sir Kek Lollington | 76561198249446262 | 1 | 0 |
| Sirkka | 76561197976728425 | 1 | 0 |
| Sirky | 76561198152869601 | 1 | 0 |
| Sir Kyle | 76561198160324862 | 2 | 0 |
| Sirloyn | 76561197977101612 | 15 | 0 |
| [SirMissALot] | 76561198105207122 | 1 | 0 |
| sir_ntropY | 76561198151219384 | 1 | 0 |
| SirNuggetIII | 76561198184908210 | 2 | 0 |
| Sir Nutsalot | 76561198075562793 | 1 | 0 |
| Siroro | 76561197994584248 | 232 | 0 |
| Sir Paws | 76561198022729567 | 1 | 0 |
| Sir Pikachu | 76561198172268087 | 1 | 0 |