Galactic Command - Echo Squad SE (READ ME FIRST!)

v2.10.05 Update (released: 03.25.08) (READ ME!)
Gamers Hell
WorthPlaying

v2.10.02 (released: 03.11.08)
File Planet
File Shack
Atomic Gamer
Worth Playing
Gamers Hell
File Front
Game Zone
Aus Gamers
GameSpot
gameupdates.org (torrent)

Universal Combat Special Edition

v0.01.22 (released: 07.18.06)
File Front
Gamer’s Hell
File Shack
Worth Playing
Game Spot DLX
File Planet

 
Universal Combat: A World Apart

v1.00.11 (released: 01.12.06)
3D Gamers
File Cloud
File Planet
File Shack
Worth Playing
File Front
File Nuts
GameSpot DLX
XFire
Experience Gaming
Aus Gamers
Happy Puppy
VGPro

Universal Combat

Download the full game for free here.

Battlecruiser Millennium

Download the full game for free here.

Battlecruiser 3000AD v1/2

Download the full game for free here.