All versions of Mundus Magnus Elite can be downloaded here.

Mundus Magnus Elite v1.0
Mundus Magnus Elite v1.2

INSTALLATION INSTRUCTIONS
- Download MM
- Extract MM to your RTW directory
- Create a Shortcut for BI (Create shortcut for RTW if downloading v1.0)
- Go to properties and in the target line add this after all quotation marks: -show_err mod:MM
- Play!