The Predators have won the Western Conference and will be making their Stanley Cup Final debut.
It has turned into a battle of attrition in the Western Conference Finals.
Nashville keeps finding surprising production just one step away from hockey's biggest stage.
Nashville took a 3-2 lead over the Ducks with a 3-1 victory.
The NHL said the Ducks' captain "crossed the line."
Game 5 is Sunday in Pittsburgh.
The Nashville center suffered a thigh injury that required surgery.
The Ducks just evened the series 2-2 and now catch another break.
Sullivan had served as director of player development
Corey Perry just keeps finding the net in overtime this postseason.