East to play, easy to restart. Triggers run smoothly, and not any noticeable glitches or too much lag.
I give it a 3 because I'm guessing this is how you intended it to be, you are out-matched and your only hope is to use your magic/god powers, and constantly promote your hero's to regain HP.
I'm a fan of Final Fantasy and the Primal, the battle is intense and you must think of everything you can to survive.
Map Design: 4
The map is a small arena, but well designed and cool.
Not too much is explained, you must figure out how to beat him given what you have. 'Not giving too much away'.