Wild Arms.
Silent Scope.
Timesplitters.
Fear Effect. (Yes, I know it already is, but it's not the same. Even the remake there is no details if it's a true remaster or a re-imagining with Sedna gameplay)
Punisher. (Personally, I'd love to see more Volition Punisher)
Red Faction.
Puzzle League. (I'd do with any Puzzle League game, but I would love another franchise based entry Tetris Attack, Pokemon, etc. Personally I'd love to see a Smash Bros Puzzle League a la Puzzle Fighter)
Mercenaries.
Wet.
Mad Max.
Mega Man Legends.