Just Cause developer Avalanche Studios Group has closed its studios in New York and Montreal and laid off 50 employees.In a brief statement on its website, Avalanche said the layoffs will impact roughly 9 percent of employees worldwide. "This is an exceptionally difficult decision, but we believe it's necessary to ensure a stable and sustainable future for the company," it wrote."Our focus is now on supporting all Avalanchers through this challenging time. We're grateful for the invaluable contributions of those leaving and remain committed to creating incredible gaming experiences for our players."Avalanche was formed over two decades ago and previously boasted five studios in Stockholm, Malmo, Liverpool, New York, and Montreal. It has worked on franchises in…