Kieran McArdle, Rob Hellyer and Dan Lintner each had a pair of goals, while Creighton Reid, Johnny Powless, Challen Rogers, Dan Craig, Tom Schreiber and Brandon Slade added singles for the Rock (6-1).
Ben McIntosh paced the Rush (3-3) with a hat trick, Mark Matthews had a pair of goals, and Kyle Rubisch, Curtis Knight, Robert Church, Ryan Keenan, Matthew Dinsdale, Nick Finlay, Jeremy Thompson and Jeff Shattler also got on the scoresheet.
Nick Rose turned aside 33-of-46 shots in the victory for Toronto. Evan Kirk made 36 saves in a losing effort for Saskatchewan.
The Rock were 3 for 6 on the power play.