Rebel Century Online Manual
The Rebel Menu
Menu Data
The loaded game will be overwritten by the current game. The original data of the loaded game will be lost. This function is especially useful if you want to make some (minor) changes to existing games, without the need to delete the old game.
For reason of security the original data will be written to "TRASH.DAT".
When there are no games selected or only one, this option will not available.