looks fun. and you should make the hill shrink and maybe make it like 1-6 players. 8 seems a little crowded. and making it teams of two, maybe, would be a good idea.
I love splattering guys that just got flipped over by the soccer balls and the grav lift. I figured out that if you back into someone, they will either stop or ramp off you, so you can splatter some people that way.
(98% of people think swords in lone wolves is stupid. If you're one of the other 2%, go kill yourself. With a sword.)