The German steel case edition was released a little while after the original release date. The steel case came inside a plastic slipcover, and contains a manual and an advertisement for the season pass.
1. Front inside slipcover
2. Back inside slipcover
3. Front of steel case
4. Back of steel case
5. Inside steel case
6. Disc
7. Front of manual
Thanks to eBay member for.ever.alex (images 1-7).