Do not search Google Images for "MGR trainer download." The official source for Fling trainers is or the Cheat Happens forums (Fling often collaborates with them). Ensure the domain is correct.
Here is the crucial warning. If you search for on Google, you will find 50 websites offering downloads. 45 of them are traps. metal gear rising revengeance trainer fling
Note: The NumLock key must be ON for the Numpad inputs to register. Do not search Google Images for "MGR trainer download