All Chaos Emeralds as all characters on regular Sonic 3 and All Super Emeralds as all characters on Sonic 3 & Knuckles. All games unlocked, including The Ooze and Comix Zone.
Playing the Judge Dredd arcade game prototype lol I can see why they didn't finish it but at the same time I think it would have turned out pretty good with some minor tweaks to the gameplay