Trainers are small programs that run alongside the game to modify its memory in real-time. :
The search for is a nostalgic journey to remove the one flaw from a near-perfect tactical shooter. With the right patched trainer—or a quick Cheat Engine table—you can finally explore every corner of the maps, obliterate enemies with infinite RPGs, and finish that missile silo mission without throwing your keyboard.
IGI Unlimited Health and Ammo refers to a patched version of the game that allows players to have unlimited health and ammunition. This can make gameplay easier, but it may also reduce the challenge and replay value of the game.