| 2025-07-12 21:13:11 | ltk_tscc | Added credit for Peter Johnson on Robocop Cracktro: Graphics |
| 2024-09-24 17:06:08 | ltk_tscc | Added credit for Peter Johnson on DIY Demo 1: Graphics |
| 2019-05-12 16:12:37 | ltk_tscc | Added credit for Peter Johnson on Arkanoid Construction Kit: Graphics |
| 2019-04-05 13:18:07 | ltk_tscc | Updated Peter Johnson's credit on Superman Cracktro: Graphics (Wizball) |
| 2019-04-05 13:17:27 | ltk_tscc | Updated Peter Johnson's credit on Hostages Cracktro: Graphics (Wizball) |
| 2016-02-19 15:52:52 | ltk_tscc | Added credit for Peter Johnson on Menu #38 intro: Graphics |
| 2016-01-15 23:15:07 | ltk_tscc | Added link http://www.mobygames.com/developer/sheet/view/developerId,15939/ |
| 2016-01-15 23:15:03 | ltk_tscc | Set location to United Kingdom |
| 2016-01-15 23:13:59 | ltk_tscc | Set real name |
| 2016-01-15 23:08:18 | ltk_tscc | Added credit for Peter Johnson on Arkanoid Cracktro: Graphics |
| 2015-12-23 20:13:24 | ltk_tscc | Added credit for Peter Johnson on Afterburner Cracktro: Graphics (Wizball Pumpkin) |
| 2015-12-23 18:28:27 | ltk_tscc | Added credit for Peter Johnson on Superman Cracktro: Graphics (Wizball Pumpkin) |
| 2015-12-23 18:27:41 | ltk_tscc | Added credit for Peter Johnson on Zany Golf Cracktro: Graphics (Wizball Pumpkin) |
| 2015-10-01 08:54:38 | ltk_tscc | Added credit for Peter Johnson on Hostages Cracktro: Graphics |