The following members were involved in a collective effort in week 1 to beat all 4 bosses;
astar0th, BowedGosling954, CJG591, DmanPoppet, DeFx, Ermi46, guffje, Gupples, IreBorderwolf, JFK4611, Keravu, p0k3yb, Ravioli, Royal fluery88, SCUD MAG, se73ma, SINISTER SLUGZ, skatejamie, SpArDa Sr, studog & SweAntiPesto.
The final boss was defeated in the first week on 4th July 2020.
Below is a list of SIN members who have completed Operation Iron Horse in a SIN-only clan run from start to finish in one session. Only the first completion with the clan is recorded.
A gold background indicates the players first ever completion.
SIN members to complete the raid: 33
1st time completions: 15
Fastest time: 42m 0.250s 19th November 2020
| First Time | Name | Date | Time | |
|---|---|---|---|---|
| 1 | CJG591 | July 6th 2020 | 2hr 54m 1.81s | |
| 2 | Ermi46 | July 6th 2020 | 2hr 54m 1.81s | |
| 3 | guffje | July 6th 2020 | 2hr 54m 1.81s | |
| 4 | SCUD MAG | July 6th 2020 | 2hr 54m 1.81s | |
| 5 | SINISTER SLUGZ | July 6th 2020 | 2hr 54m 1.81s | |
| First Time | 6 | astar0th | July 6th 2020 | 2hr 54m 1.81s |
| First Time | 7 | Gupples | July 6th 2020 | 2hr 54m 1.81s |
| First Time | 8 | p0k3yb | July 6th 2020 | 2hr 54m 1.81s |
| 9 | IreBorderwolf | July 8th 2020 | 2hr 17m 55.965s | |
| First Time | 10 | Royal fleury88 | July 8th 2020 | 2hr 17m 55.965s |
| First Time | 11 | saxophonist89 | July 11th 2020 | 2hr 55m 8.500s |
| First Time | 12 | Se73ma | July 11th 2020 | 2hr 55m 8.500s |
| 13 | zer0 | July 14th 2020 | 1hr 12m 15.624s | |
| 14 | Ravioli5459 | July 14th 2020 | 1hr 12m 15.624s | |
| First Time | 15 | JointWick | July 17th 2020 | 2hr 24m 55.93s |
| First Time | 16 | Mouldybig man | July 17th 2020 | 2hr 24m 55.93s |
| 17 | SweAntiPesto | July 30th 2020 | 1hr 20m 59.667s | |
| First Time | 18 | DmanPoppet | August 8th 2020 | 2hr 35m 47.351s |
| First Time | 19 | Split | August 8th 2020 | 2hr 35m 47.351s |
| 20 | skatejamie | August 12th 2020 | 1hr 56m 30.816s | |
| 21 | Batviper15 | August 13th 2020 | 3hr 1m 32.03s | |
| 22 | bl4ckwolf2002 | August 13th 2020 | 3hr 1m 32.03s | |
| 23 | Cole Frehlen | August 20th 2020 | 1hr 33m 7.1s | |
| 24 | ToraToraTora27 | August 20th 2020 | 1hr 33m 7.1s | |
| First Time | 25 | TRM HELLRAISER | August 20th 2020 | 1hr 33m 7.1s |
| First Time | 26 | SpArDa Sr | September 17th 2020 | 1hr 7m 5.50s |
| First Time | 27 | Jok3r F3yz | September 21st 2020 | 2hr 57.24s |
| First Time | 28 | Raven5288 | September 21st 2020 | 2hr 57.24s |
| 29 | GRA5ER1 | October 8th 2020 | 2hr 6m 34.72s | |
| 30 | MissRose8186 | October 8th 2020 | 2hr 6m 34.72s | |
| 31 | x studog x | October 8th 2020 | 2hr 6m 34.72s | |
| 32 | haruhiismftw | October 21st 2020 | no time recorded | |
| First Time | 33 | UNDERKECKERS | October 22nd 2020 | 1hr 51m 18.770s |