| 2025-11-13 15:58:47 | ltk_tscc | Updated Mr. ?'s membership of The Blue System: set as ex-member |
| 2020-05-22 12:11:16 | ltk_tscc | Edited nick 'Mr. ?': changed name to 'Mr. ?' |
| 2020-05-22 12:11:12 | ltk_tscc | Added nick 'Mr. Questionmark' |
| 2019-12-29 15:29:43 | ltk_tscc | Set location to Germany |
| 2019-12-29 15:29:40 | ltk_tscc | Edited notes |
| 2017-07-31 20:05:13 | ltk_tscc | Added credit for Mr ? on Emmanuelle (2) Cracktro: Other (Crack) |
| 2015-09-03 18:52:15 | ltk_tscc | Added credit for Mr ? on Live and let die Cracktro: Other (Crack) |
| 2015-09-03 18:15:02 | ltk_tscc | Added credit for Mr ? on Menace Cracktro: Other (Crack) |
| 2015-09-03 18:14:03 | ltk_tscc | Added credit for Mr ? on Menace Cracktro: Other (Crack) |
| 2015-09-03 18:12:53 | ltk_tscc | Added credit for Mr ? on Menace Cracktro: Other (Crack) |
| 2015-09-03 17:57:19 | ltk_tscc | Added credit for Mr ? on Typhoon Thompson Cracktro: Other (Crack) |
| 2013-02-24 18:27:30 | ltk_tscc | Added Mr ? as a member of Blue System |