| 2023-02-04 07:59:30 | menace | Added Def as a member of Optimal Effex |
| 2017-08-01 13:54:18 | exocet | Added Spectra as a member of Optimal Effex |
| 2017-08-01 13:53:52 | exocet | Edited nick 'Optimal Effex': changed aliases to 'Optimal-Effex, Optimal-Ephex' |
| 2016-06-12 09:07:18 | menace | Edited nick 'Optimal Effex': changed aliases to 'Optimal-Effex' |
| 2016-06-12 09:07:17 | menace | Edited nick 'Optimal Effex': changed aliases to 'Optimal-Effexc' |
| 2015-08-15 01:08:04 | dipswitch | Added Rash as a member of Optimal Effex |
| 2012-09-22 08:25:54 | menace | Edited nick 'Optimal Effex': changed name to 'Optimal Effex' |
| 2012-09-22 08:25:43 | menace | Added Oopure as a member of optimal effex |