The Utah Mammoth made a blockbuster trade Wednesday night, trading Josh Doan and Michael Kesselring to the Buffalo Sabres for JJ Peterka.

And so the latest significant move for Mammoth GM Bill Armstrong? Landing Peterka in trade, then immediately signing him to a five-year extension worth $7.7 million annually. Sinc

The Sabres traded forward J.J. Peterka to the Mammoth early Thursday morning in exchange for defenseman Michael Kesselring and forward Josh Doan, the teams announced. As part of the transaction, Peterka – who was set to become a restricted free agent – signed a five-year extension with Utah with an average annual value of $7.7 million.