Mittelstadt notched an assist in Saturday's 3-1 loss to the Bruins. Mittelstadt remains the second-line center for now, but things could change. The Avalanche are thin down the middle, but their trade that sent Mikko Rantanen to Carolina freed up cap space that could allow them to add a top-six forward.

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Colorado Avalanche forward Mikko Rantanen has started to play center a bit. Have started hearing that Casey Mittelstadt could become available ahead of the trade deadline.

Recent rumors have suggested that Colorado Avalanche center Casey Mittelstadt could be on ... the lineup had Mikko Rantanen—a natural right-winger—centering the second line instead of Mittelstadt.

Casey Mittelstadt reportedly on the trade block amid struggles. Could he be heading to the San Jose Sharks in a major deal?

As NHLRumors.com has documented, Avalanche General Manager Chris MacFarland has been busy reshaping this roster. It started with the goaltending, bringing in Scott Wedgewood and Mackenzie Blackwood. Even with the upgrades in the goaltending position, the Avalanche felt they did a couple of seasons ago before they got Nazem Kadri.

The Colorado Avalanche pulled off a huge trade Friday, but they may not be done dealing. Here are three NHL veterans the Avs can pursue as they remain all-in.