Here's some of mine:
Star Wars Battlefront 3
Hopefully with the new Star Wars movies coming out we will see this or something similar in the future. After the second one I dreamed of what they could do with the series. I always loved the idea of flying from a space battle down into a ground battle without any loading screens, adding a "hero" to space battles (e.g Pilot Luke with a custom X-Wing, or Han Solo with the Millenium Falcon). Being a huge Star Wars fan, (and seeing as there has been a lack in really exciting Star Wars video games recently) this is the franchise i want to see continued the most
Spyro the Dragon
I loved the original trilogy on the PS1 and IMO the series has really gone downhill. Skylanders is aimed at young kids and forces you to buy expensive toys. I would love to see the series return to its roots as one of the best platformers of all time (and Hunter would have to be a playable character of course
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Crash Bandicoot
I want Crash to return to his roots for basically the same reasons as Spyro. The series has really gone downhill, I hated the direction of "Titans" and "Mind over Mutant", it felt cheesy and I think they especially ruined Cortex as one of the best video game villains ever. Even if they did something similar to Twinsanity with the more open world style I would be happy.
Prince of Persia
I've bought every one of the Prince of Persia games and (even the pretty bad one with the "light seeds"). I like all of them but the PS2 trilogy is my favourite and i really hope Ubisoft make a new one soon and dont make it too similar to Assassins Creed (even though POP came first).
Tom and Jerry Fighter
Anyone who has not played these games I would definitely recommend them. Sure, they're just your standard fighting game... but with characters and levels from Tom and Jerry! Fists of Furry was one of the first games I had for my N64, I loved playing it with my Dad and brothers and when War of the Whiskers came out I couldnt wait to get my hands on it and I still love them to this day. Who doesnt love picking up a mallet and smashing Jerry until he literally becomes flat? I want more characters, levels and weapons. Even just making some of the older maps bigger e.g you could punch your opponent out of one area, leading to a new area.