Wikipedia
Rollball
Rollball is a played between two teams of 12 players. Out of 12 only 6 players are allowed to play on court at a time. This game is played on skates. The ball can be held in single hand or both hands, even during passing. A player must dribble the ball while carrying it. This game can be played on Ice Skating rink as well. There are two referees in a match.This game was created by Raju Dabhade of Pune City, India while he was sports teacher at MES Bal Shikshan Mandir, English Medium School and is also Secretary of International Rollball Federation.