| 2025-12-09 00:08:13 | dipswitch | Added Harpoon as staff member of Pet Sematary |
| 2025-12-07 22:37:40 | dipswitch | Added link https://asciiarena.se/artist/harpoon- |
| 2025-09-22 11:17:08 | dipswitch | Added credit for Harpoon on City Of Joy: Graphics (ASCII [Guest]) |
| 2023-08-22 13:09:51 | menace | Edited notes |
| 2023-08-22 13:08:17 | menace | Edited notes |
| 2023-08-22 13:08:08 | menace | Added Harpoon as a member of 2000 A.D. |
| 2023-08-22 13:07:56 | menace | Edited notes |
| 2023-08-15 20:55:10 | menace | Edited notes |
| 2023-08-15 20:55:00 | menace | Edited notes |
| 2023-08-15 06:51:18 | menace | Added Harpoon as staff member of Domestic Subway |
| 2022-10-07 00:31:33 | 100bit | Added Harpoon as staff member of Sanctuary (031) |
| 2021-12-30 11:24:59 | menace | Added Harpoon as staff member of City of Joy |
| 2021-11-07 01:23:11 | dipswitch | Added link https://defacto2.net/p/harpoon |
| 2021-11-01 23:45:53 | dipswitch | Added Harpoon as staff member of Asylum Altered State |
| 2021-10-13 06:58:19 | menace | Added Harpoon as staff member of Total Eclipse |
| 2021-04-12 01:31:54 | dipswitch | Added Harpoon as staff member of Skyline |
| 2019-02-19 22:03:14 | menace | Updated Harpoon's membership of Skid Row: changed group to Skid Row, set as ex-member |
| 2019-02-19 21:58:02 | menace | Edited notes |
| 2018-06-10 08:18:55 | sensenstahl | Added Harpoon as a member of Ransom |
| 2016-04-26 05:08:27 | menace | Edited notes |
| 2012-08-21 06:06:11 | menace | Added Harpoon as a member of Skid Row |
| 2012-08-21 06:06:02 | menace | Set location to Sweden |