Sonic Adventure: Saturn Characters
In Sky Chase Act 1 look at the characters when the camera moves around the plane, while you hear "yeah, we did it" "way to go tails"
Sega CD-RW
Did you know that the Sega CD is still the only console with a CD-RW drive? One RPG actually lets you save on the CD! (you can't record a CD because there are no audio inputs or software to record with) there was probably a genesis cart planned with audio inputs and software to make your own CD's but in the early 90's it was impossible to find a blank CD