Metropolice by Ghostown and Rave Network Overscan
Most of the Amiga demos are either OCS or AGA made. They come with incompatibility issues so that AGA owners can’t run OCS demos etc as the demos are hardcoded for the OCS Amiga platform. OCS stands for the original chipset which you can find in Amiga 1000, Amiga 2000,Unpack the Article..