Nothing, it will not work, it's just a scam

And for House of the Dead, too. But it's a little tricky : you need a special card (ISA or PCI), a Saturn Light Gun and compatibles games. I have tried that (in french) : https://www.journaldulapin.com/2022/02/24/sega-virtua-gun/

It seems to be an OpenLDI connector for the SGI 1600SW display. What is the graphic card ?

Actually, the Power Mac 6100 has no PCI. And with the other PCI Mac, you must have a "BIOS" with Open Firmware code to boot, and compatibility with PowerPC. There is exception, by the way : you can use "PC" Voodoo Graphics and Voodoo 2 on a Mac, because there is no BIOS on the card. And with certain …

QuickDraw (RAVE) is supported with many graphics card. 3dfx (from Voodoo to Voodoo 5), ATi Rage IIc, Pro, 128, Radeon, etc, many cards from Nvidia under Mac OS 9 and even with Permedia 3 cards. But it's not the bette choice with 3dfx (Glide is better) and many games support also software rendering …

It will not work with these games, because there is only 512 KB of video RAM. Actually, i can only launch Havoc with the card. Nanosaur need a 4 MB card (eventyally a 2 MB card with the iMac special version)

Not that with many USB to SCSI adapter, you can use the adapter without driver. There is limitation, but it works. With my Michrotec mode, i can use only one peripheral, configured with ID 0 without drive.

I have found a card, and tested on a Power Mac G3 B&W. I have really tested one game : Havoc (and it's better with card than with the Rage 128) : http://www.journaldulapin.com/2016/11/04/carte-quickdraw/ It works great on Mac OS 9, but many games will not launch, because there is only 512 KB RAM on …