Remake of the original games would be more logical, as they are links in timeline chain toward first 3D Metal gear solid which already has been altered in manner which Kojima originally wanted - dead bodies don't disappear, shooting in first person view etc. Twin snakes is thus in good accordance with the rest of the series, would there be a new remake with new features, remakes of MGS2:SOL and MGS3:snake eater (probably even MGS4 :) ) would be also necessary to be reconciled with fox eng...
Silent hill: Shattered memories should definitely be on the list. This game is really using everything that wii has to offer in quite unique way.