UPDATES

Graviteam Tactics: Operation Star (English)

Core Update June 2015 (not for Steam) (MD5: 553d867c926515bb6cc325a86f716100)
Patch July 2015 (not for Steam) (MD5: eed38b2254287ec358ec39a327541229)

Polygons Update March 2013 (optional, not required for GamersGate and Steam) (MD5: 5a784145275e8e20a5c0fee373addb12)

Steel Armor: Blaze of War (English)

Only for GamersGate version (not Steam!):

Patch September 2015 (MD5: 455a41165fc30fbacc06f488f6a0bae2)

Only for non-Gamersgate/non-Steam versions:

Core update April 2015 (MD5: 611b1d70dd2945b5bb20ef63923d3b84)
Patch April 2015 (MD5: 6964785e3f673b0f53a27b8009862914)

Graviteam Tactics: Operation Star (Russian)

Core Update June 2015 (MD5: 553d867c926515bb6cc325a86f716100)
Patch July 2015 (MD5: cadbdb07edeceae1dcdd2490d151a1cf)

Polygons Update March 2013 (optional, not required for GamersGate) (MD5: f4ddfafe35ccbbfb69b7fc6918b34e17)

Steel Armor: Blaze of War (Russian)

Only for GamersGate version (not Steam!):

Patch September 2015 (MD5: 4343c1f25a55d7803898229a5e999261)

Only for non-Gamersgate/non-Steam versions::

Core update April 2015 (MD5: 611b1d70dd2945b5bb20ef63923d3b84)
Patch April 2015 (MD5: 6964785e3f673b0f53a27b8009862914)

If you have trouble running the game, install Microsoft Visual C++ 2005 package and DirectX 9.0 June 2010.