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

Utah acquired forward J.J. Peterka from the Buffalo Sabres in exchange for defenseman Michael Kesselring and forward Josh Doan. Peterka, who would’ve been a restricted free agent, agreed to a five-year, $38.5 million contract extension ($7.7 million average annual value) with the Mammoth as part of the trade.

The Utah Mammoth & Buffalo Sabres swung a massive trade on Wednesday (Jun. 25) evening, here are some trade grades.