yes , go here http://www.gamecopyworld.com/ , type the name of the game and click SEARCH , and u will find cheats for that game
yes why would there not be
No
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No, there is not an infinite ammo cheat in GTA IV. There is a way to get full ammo with any weapon cheat (Weak, Strong, Health & Weapons) by just activating the cheat until there is full ammo capacity.
iron man
yes you can
yes
yes
you can't
yes
The closest you can get to completely immortality is Infinite health, Down, X, Right, Left, Right, R1, Right, Down, Up, Triangle Infinite health, still hurt from explosions, drowning, and falling.
you probably wont think this is a good answer, but its all in the cheat codes, man! (i recommend ugo.com).
The Infinite Man has 204 pages.
The Infinite Man was created in 1973-04.