He sometimes falls *through* floors for absolutely no reason. I feel this could be a decent game, but needs a *lot* of bug-fixing first! I abstained on voting on this during the judgment period because I didn't want to lower your score too much or cause a blam, since it seems you're making a decent effort, but as-is this just needs work.
Sorry I couldn't enjoy this as-is.
Work on that hit detection or something.