The vampire v4 is too proprietary, has too many incompatibilities and there's way too much drama around it, besides costing an arm and a leg. For a modern FPGA

The vampire v4 is too proprietary, has too many incompatibilities and there's way too much drama around it, besides costing an arm and a leg. For a modern FPGA setup, I'd look at miSTer. There's an excellent miniMig core for it, complete with AGA support, and it is open source hardware.