With Filestar you get 0 different skills for working productively with Relic SGA archive (.sga) files.
About .Sga
Name
Relic SGA archive
Extension
.sga
Format
Binary
Category
Game
Developer
Relic Entertainment
Description
A Relic SGA ("_ARCHIVE") archive - the packed game data of Dawn of War, Company of Heroes, Age of Empires IV, Impossible Creatures and other Relic games. Filestar extracts its files.