Crash Bandicoot Warped Naughty Dog sequel, Twisted Metal Black 2, Yoshi's Island 2, LBP Media Molecule sequel, The Sims/Sim City - Will Wright sequel, Halo 3 Bungie (360 era) sequel, Crackdown 1 sequel (non coop focus, with coop elements), Dead Rising 1 Sequel by original team, DefJam 1/2 sequel by original team, The Getaway 3 by Team Bondi team, Tony Hawk underground 3 (ps2 era) sequel, Goldeneye 007 Rare (N64 era) Sequel (with same engine lol), Saints Row 1 Remake, StarFox 64 sequel (no gimmicks lol), Viva Piñata TiP (360 era) sequel, or Road Kill 2 Midway (PS2 era) sequel.
one of those lol, I don't believe any of these will happen but I would be very excited in gaming if one of these were to come true.