Penalty box allows for fans to see that the next player responsible for a penalty will be sent to the sin bin indefinitely (if there has not been a sufficient change in attitude from the team). For the most serious offences and/or repeated misconduct, the referee may send off players, who take no further part in the game and leave their team a player short. Referees also have the power to send team officials to the stands. In 1981 Australia's New South Wales Rugby Football League introduced the use of the sin bin and that year Newtown Jets hooker Barry Jensen became
Penalty (ice hockey) deliberately injuring another player as well as attempting to injure another player. Many other penalties automatically become match penalties if injuries actually occur: under NHL rules, "butt-ending, goalies using blocking glove to the face of another player, head-butting, kicking, punching an unsuspecting player, spearing," and "tape on hands during altercation" must be called as a match penalty if injuries occur; under IIHF rules, "kneeing" and "checking to the head or neck area" must be called as a match penalty if injuries occur. The team of the offending player must choose a substitute player to place in the box from any