http://willhostforfood.com/access.php?fileid=63191

Download there. Arrow keys to move, Z for sword, and X for magic.

When an up arrow appears over your head next to a castle, it means you can buy an upgrade. The big cross ups your HP, the sword raises your strength, the other cross thing raises max magic points and the square summons a guy to run into the wall in an attempt to slow it down. Magic uses your strength at long range, but has limmited ammo. Still work to do, but its playable as it is.

EDIT: Also, hot dogs for lunch after two hours of shoveling mulch.