Tip for anyone going for the Inferno trophy. Beat the game on Assisted or whatever difficulty then before you enter the elevator. Use Save Wizard to set the difficulty to Inferno enter the elevator and win.
Here's my personal file, I used to get the Inferno Trophy. Just load the auto save, get in the elevator and you are done. I hope people can find it useful. Since Nemisis on Inferno difficulty is like hacking.
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