Gamersyndrome: In Tomb Raider you will have plenty of ways to improve your performance, making surviving the harsh environment easier than it looks like.
via N4G: pc news feed http://n4g.com/news/1232235/tomb-raider-upgrades-guide-rifle-upgrades-grenade-launcher-frag-grenades
via N4G: pc news feed http://n4g.com/news/1232235/tomb-raider-upgrades-guide-rifle-upgrades-grenade-launcher-frag-grenades