If it were me, I'd make him in 3d and use rendered 2d sprites.. but I know how to use a 3d prog, so that probably wouldn't work for you.
If you really wanted to be true to the original, there is a free 3d game engine that could do it, though you'd really need to learn to do the graphics yourself.
If you really wanted to be true to the original, there is a free 3d game engine that could do it, though you'd really need to learn to do the graphics yourself.