Release dating according to the research made by AKuHAK (DF2 russian forum - Version differenсe. What changed after installations):
- 18 February 1999 - 1.0 埃拉西亚的光复 (the date of the newest file on the CD)
- 09 April 1999 - 1.1 patch
- 30 August 1999 - RoE Millenium Edition (1.1 patch fixed)
- 07 September 1999 - 2.0 末日之刃
- 11 September 1999 - RoE for Linux from LokiGames (1.2)
- 20 September 1999 - 1.2 patch
- 10 March 2000 - 3.0 死亡阴影
- 20 March 2000 - 1.3, 2.1, 3.1 patches
- 09 September 2000 - 4.0 Complete
- 26 September 2000 - 1.4, 2.2, 3.2 patches