Probably Richo - not so much because of injury, but would have liked to have seen him play in an era with a better team.
Think he could have been an absolute freak. Don't think he would have had nearly as many mental spaz attacks had he had the ball delivered to him better. He's already up in the upper echelon of the game's best, I just think he may have been the greatest in a better team. But we'll never know