| 2019-07-30 14:06:35 | 100bit | Updated Slender's membership of Sonik Clique: changed group to Sonik Clique |
| 2019-02-02 19:05:20 | menace | Updated Slender's membership of World Industries: changed group to World Industries, set as ex-member |
| 2019-02-02 19:05:14 | menace | Edited notes |
| 2019-02-02 19:05:05 | menace | Added Slender as a member of World Industries |
| 2018-12-06 20:38:51 | menace | Updated Slender's credit on Fish And Chips 1: Code, Text |
| 2018-12-06 20:34:26 | menace | Added credit for Slender on Fish And Chips 1: Code |
| 2018-12-06 20:32:43 | menace | Added nick 'Cane' |
| 2018-12-06 20:32:25 | menace | Added Slender as a member of Sonic |
| 2016-04-21 05:34:40 | menace | Updated visibility of real name |
| 2016-04-21 05:34:22 | menace | Set location to Ylistaro, Seinäjoki, Southern Ostrobothnia, Finland |
| 2016-04-21 05:33:16 | menace | Added credit for Slender on Fractal Chaos: Code |
| 2013-12-28 16:35:31 | dipswitch | Set location to Finland |
| 2013-12-28 16:35:28 | dipswitch | Set real name |
| 2013-12-28 16:32:13 | dipswitch | Added credit for Slender on Assembly '96 Invitation: Code |