Character goes a long way in team sports. The amount of time teammates spend together fosters a brother like relationship over the course of a six month season. There is not a direct correlation between chemistry in the dressing room and performance on the ice, but it is easy to see when things are not right. However, sometimes, things go far beyond just being a bad teammate.
There are several cases in the NHL of players that have committed heinous and disgusting acts off the ice. In addition to these cases there are situations that require organizational intervention.