Trade Grades: Mark Stone deal a long-term win for Vegas, but cost is high

The Golden Knights score a dynamic two-way winger in Mark Stone and ink him long term. But it cost them key young defenseman Erik Brannstrom.

The deal:

Golden Knights get: RW Mark Stone, RW Tobias Lindberg
Senators get: D Erik Brannstrom, F Oscar Lindberg, Dallas' 2020 second-round pick

Golden Knights: A