I really hope Cannibal Corpse doesn't do this. They have a habit of skipping Toronto lately. Either that, or being put on festivals where it will cost more to see them and they'll play a shorter amount of time.
7/19 - Megadeth
8/11 - Swashbuckle/Crimson Shadows
8/20 - Skid Row
9/5 - Spell/Manacle