0.2: Replace the Video subsystem, move to Derelict3/SDL2
0.3: Rotation should work in graphics as well as game logic.
0.4: RPG system (Wesnoth-style weapon upgrading)
- 0.5: Rich palette of weapons, gameplay requiring various combinations.
Except for the main weapon, these weapons recharge slowly but due to their number the player has at least 2 secondary weapons available most of the time. The player has 5 weapons total (4 secondary ones, IJKL), upgrading separately through the RPG system.
1.0: Cleanup, polish