| 2021-01-16 11:46:57 | menace | Updated Walt's credit on Hydra: Text, Code |
| 2021-01-16 11:46:41 | menace | Updated Berserker's credit on Hydra: Music, Graphics |
| 2021-01-16 11:46:29 | menace | Added credit for Dan on Hydra: Music |
| 2021-01-16 11:46:18 | menace | Added credit for Walt on Hydra: Code |
| 2021-01-16 11:46:11 | menace | Added credit for Tap on Hydra: Code |
| 2020-05-08 22:29:44 | Ramses | Added credit for Berserker on Hydra: Graphics |
| 2020-05-08 22:29:29 | Ramses | Added credit for Dr. D on Hydra: Graphics |
| 2020-05-08 22:28:52 | Ramses | Added link ftp://ftp.amigascne.org/pub/amiga/Groups/I/Investation/INV-Hydra.dms |
| 2020-05-08 22:28:24 | Ramses | Set title to 'Hydra' |
| 2019-11-19 04:16:01 | menace | Added Pouet link to ID 17842 |
| 2017-09-02 21:06:47 | ltk_tscc | Updated competition placing info for Hydra Megademo in Mountain Congress 1993 Amiga Demo competition |
| 2017-09-02 20:46:28 | ltk_tscc | Updated competition placing info for Hydra Megademo in Mountain Congress 1993 Amiga Demo competition |
| 2017-09-02 20:46:23 | ltk_tscc | Added competition placing for Hydra Megademo in Mountain Congress 1993 Amiga Demo competition |