How Devils' Pavel Zacha, Will Butcher showed they're ready to add new offensive elements

New Jersey Devils center Pavel Zacha (37) brings the puck into the Buffalo Sabres zone during the third period at KeyBank Center. (NEW YORK -- One of the final steps of implementing an offseason improvement plan is putting a particular skill to work in games. After all, that's what players work all summer for, right?

Pavel Zacha and Will Butcher both did so on Thursday.

Even though 2-0 loss to the New York Islanders at Barclays Center didn't show much in terms of offensive results for the Devils, it did give a glimpse into the offensive mindsets for Zacha and Butcher.

Zacha, a third-year forward, wanted to establish a higher presence and aggression with the puck. He displayed that with a…