Sadly, there wasn’t much for commercial game releases for the Commodore 128. Most publishers insisted on using the 64K mode of the C128, however, there were some good uses of the 128.
Beyond Zork (Infocom) – [G64/D64] [Download]
The Last V8 (Mastertronic) – [G64/D64] [Download]
Master Mind (Italian/Mantra Software) – [TAP/D64] [Soon]
Napleone (Italian/Mantra Software) – [TAP/D64] [Soon]
The Rocky Horror Show (CRL Software) – [TAP/D64] [Soon]
Note – TAP files are made from the original tapes.