you guys should check out hurling vids on youtube. Irish game. 30 men on a field with sticks and a baseball sized ball. fastest field game in the world ( hockey can go suck it) very physical. basically war in a controlled environment.
If you a a fan of Soccer, Football or Basketball and like a fast paced sport that combines them all, then check out Kronum It is one of the most entertaining of the new "hybrid sports" like Slamball, Footvolley or Polocrosse.