Sites like GameFAQs host community-uploaded files that have all missions, upgrades, and armors already unlocked.
Mastering Your Iron Man 2 Save Data: Locations, Backups, and Unlocks iron man 2 save data
In the Xbox 360 version, you can use the "Save Checkpoint" feature in the pause menu to lock in stats before returning to the Helicarrier, which is useful for farming weapon-related achievements. How to Savescum and Backup Old Saves in Ironman Sites like GameFAQs host community-uploaded files that have
Old-school console saves can be fragile. To protect your progress: To protect your progress: Save files are stored
Save files are stored in the Game Save Utility folder on the XMB. If you are looking to transfer or back up via USB, they typically follow the path: PS3/SAVEDATA/BLUSXXXXX (or BLES for Europe).
Many players search for "Iron Man 2 save data" specifically to bypass the unlock requirements for iconic suits like the Silver Centurion or the Ultimate Iron Man armor.
On PC (if using an emulator) or console, always keep a copy of your save in a separate folder before trying to use cheats or external save editors.