They will copy video games, but if the video game has copy protection techniques, then it cannot be copied. As for video, there are many different formats for video. The duplicators will not copy DVDs, of course. Previously I Purchased disks with a blue recording surface. The silver and gold colors are actually the reflective surface, and it is really the blue dye that is burned to produce 'pits' - the actual data on the disk.
Gold is probably better than silver, and platinum is even better yet.
However they all work pretty well. You can usually tell the recording side by looking for the color of the dye that is used to burn pits - light blue or greenish. The dye can be seen from the bottom. Adaptec's EZ CD Creator contains Video CD Creator for burning video CD's. Video CD Creator, with its wizards and intuitive interface makes it a breeze to store MPEG video clips to CD in a format playable in Video CD Players, DVD players and most multimedia computers.