Given the Kings’ offensive struggles, Darryl Sutter raised a few eyebrows by dressing seven defensemen, instead of the usual six, for Game 3. He offered an explanation Sunday for adding Alec Martinez to the defense corps for Saturday’s game.

“Fourth line hasn’t been playing much and our fourth-line right wing has played hardly at all,” Sutter said, referring to Jordan Nolan. “So, I thought I’d give Jeff Carter, Dustin Brown and Justin Williams a couple of more minutes. It gets us away from matchups. It worked (Saturday) night. Gives us more energy.”

Plus, by playing Martinez for the first time since April 2 against the Phoenix Coyotes, Sutter kept penalty-killing specialist Keaton Ellerby in the lineup. Ellerby helped the Kings to deny the Blues on four power play chances during Game 3.

“It gives our defense some energy, and obviously Keaton, you take Keaton out and you’re losing a guy who’s a really good penalty killer for us, and we didn’t want to do that,” Sutter added when asked about adding a seventh defenseman