CHICAGO (WSCR) — At any given time, there’s roughly 10 closers in baseball who can be considered lock-down, dominant guys. The Chicago Cubs may not have one right now, but they could soon enough.

“I think [Carlos] Marmol is clearly on the way to being one of those guys that you talk about the game being over when they come in,” Steve Stone said on the Mully and Hanley Show.

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In his six years with the Cubs, Marmol has a 3.24 earned run average and has struck out batters at a rate of 11.7 per nine innings pitched. In six games finished this season (6.1 innings pitched) Marmol has recorded fours saves, has a 2.84 ERA and a K/9 of 14.2.

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“There’s one fear that I have, and that is he really falls in love with the slider becuase he can’t pinpoint that fastball,” Stone said. “And if a guy throws that many sliders, he might have a tendency to get under one and start to have some elbow problems. But right now we haven’t seen it, he has a fresh arm, he was a position player. And he’s turning into one of the best. Now I know he walks guys and hits guys, but nobody really hits him very much.”