1. Quidditch
2. Tournament Rock-Paper-Scissors
3. Pop-Up Urban Football
4. Roller Derby
5. Bubble Soccer
6. Flaming Soccer
7. Segway Polo
8. Freestyle Water Jetpacking
9. Trampoline Dodgeball
Dodgeball quickly becomes an extreme sport when you play it on a trampoline and incorporate elements of gymnastics and parkour.