| 2024-06-20 09:57:24 | menace | Added Hysteric as organiser of Hysteric and Black Sinus Party 1991 |
| 2024-06-02 19:56:23 | menace | Added Tom as a member of Hysteric |
| 2024-05-23 00:08:57 | psenough | Added Brandon as a member of Hysteric |
| 2024-05-13 14:28:39 | Shocker | Added El Jefe as a member of Hysteric |
| 2024-01-12 14:28:07 | psenough | Added Dense as a member of Hysteric |
| 2024-01-09 00:25:34 | psenough | Added Benson as a member of Hysteric |
| 2024-01-09 00:21:51 | psenough | Added Frank as a member of Hysteric |
| 2023-11-11 01:07:09 | psenough | Added Skinhead as a member of Hysteric |
| 2022-09-25 10:56:33 | menace | Added BBS Citadel of Illusion as HQ for Hysteric |
| 2022-09-01 06:41:52 | menace | Updated Psychobilly's membership of Hysteric: set as ex-member |
| 2022-09-01 06:24:41 | menace | Added Rough as a member of Hysteric |
| 2022-06-27 00:52:05 | dipswitch | Added affiliation with BBS Hysteric High S. for Hysteric |
| 2021-12-27 05:39:26 | menace | Added Venom as a member of Hysteric |
| 2020-04-20 06:06:39 | menace | Added Wretch as a member of Hysteric |
| 2020-02-08 17:55:11 | 100bit | Added Leader as a member of Hysteric |
| 2019-10-23 17:48:25 | ltk_tscc | Edited nick 'Hysteric': changed abbreviation to 'HTC, HYS' |
| 2019-10-23 17:48:10 | ltk_tscc | Added link https://www.pouet.net/groups.php?which=2205 |
| 2019-02-15 06:52:06 | menace | Added Fireball as a member of Hysteric |
| 2018-12-27 09:13:30 | menace | Added Angel of Death as a member of Hysteric |
| 2017-12-10 09:21:30 | menace | Added MRP as a member of Hysteric |
| 2016-11-02 15:35:21 | dipswitch | Added Skywalker as a member of Hysteric |
| 2015-01-23 00:49:13 | dipswitch | Added Sir Maniac as a member of Hysteric |
| 2014-08-26 01:07:57 | dipswitch | Added Psychobilly as a member of Hysteric |
| 2014-08-26 01:06:17 | dipswitch | Added Craze as a member of Hysteric |
| 2014-08-26 00:42:32 | dipswitch | Updated Hellfire's membership of Hysteric: changed group to Hysteric |
| 2014-08-26 00:42:28 | dipswitch | Added Hellfire as a member of Hysteric |
| 2014-08-03 15:37:19 | dipswitch | Added Tom as a member of Hysteric |
| 2014-02-01 01:03:32 | dipswitch | Added Ravage as a member of Hysteric |
| 2014-02-01 01:02:50 | dipswitch | Added Mr. Mister as a member of Hysteric |
| 2013-12-20 07:10:50 | menace | Edited notes |
| 2013-12-20 07:09:15 | menace | Edited nick 'Hysteric': changed abbreviation to 'HTC' |
| 2013-12-20 06:56:50 | menace | Added Bootbuster as a member of Hysteric |
| 2013-12-20 06:56:19 | menace | Added TNM as a member of Hysteric |
| 2013-08-28 13:18:40 | menace | Added link http://noname.c64.org/csdb/group/?id=1084 |