Before starting a regular game, start Mercenaries once. No matter whom you will choose and how long you will last, providing you will earn at least one . Now, quit the game and edit the file bio3.ini in its directory. You should see a following text at the end of the file:
After this goes a 20 characters long digit and letter seqence. Now, replace everything with the following:
If you did everything correctly, you should now have Assault Rifle, Gatling and Rocket Launcher with unlimited ammo in the Resident Evil game plus additional 4150 on the Mercenaries account in the case you wanted to try and compete for the one last bonus.
Cheats submitted & invented by Kleszcz firstname.lastname@example.org