Direct USB copy of raw save files **does not work**—saves are signed to the original profile/console ID.
| Transfers via Cloud | Stays on Old Profile |
|---|---|
| Game saves | Achievements / Gamerscore |
| DLC licenses (console-tied) | Purchased games (account-tied) |
| Settings/preferences | Friends list, messages |
For a fresh start, just play on the new account—Gamerscore is personal history.