Sigma Sector III is designed as 4 player two-on-two game. 
Current settings: 
 - All players are allowed one (1) partnership
 - All other treaties are not limited.
 - Auto Turns every 48-Hours or Last player upload
 - Game will use SE4 stock v1.84 (Gold Patch 3)
 - No Stellar Manipulation techs 
All other settings are open for debate: 
 - Predetermined teams and Starting points 
 - Racial Points 
 - Starting resources 
 - Number and Quality of starting planets 
 - Score display 
 - Starting tech level
 - Tech cost
 - Etc... 
 
Link to game signup on PBW