Aside from landing Connor McDavid, the Oilers biggest improvement for 2015-2016 will be behind the bench. After being released by the Sharks, finishing with an overall record of 311-163-66 (a 0.637 points percentage), McLellan joins an Oilers club that may not have the experienced forwards and defencemen, but now has the potential to blossom under new management.
The Sharks were a very good team under McLellan. It helps to have guys like Joe Thornton and Logan Couture, along with a defense core that included Marc-Edouard Vlasic and Brent Burns. Combining an excellent coach like McLellan with a well-built roster produced some outstanding results, especially when it came to possession metrics.
Using score-adjusted Corsi, which factors in the score of the game to give a more accurate rating, we see that the Sharks have been quite good at even-strength (Source: War on Ice).
Full article is at The Copper & Blue.