First, thank you to everyone who hopped on the Season of Mastery Beta last week and helped us test out our first adjustments to Molten Core and Onyxia.
Going into Season of Mastery, our philosophy was to take a light touch when it came to changes to raid bosses and mechanics, and focus instead on restoring versions of raid bosses that existed in the game at one point or another during the course of original World of Warcraft. As we were peeling back the layers of data from early versions of the game, it became obvious quickly that the list of actual changes to most content in Molten Core and Onyxia was extremely short. Onyxia had a conflagrate/disorient effect on her Fireball attack during the air phase, Golemagg had an Earthquake ability, and Ragnaros did a fire splash more frequently, with a weekly timer to limit the number of attempts a group could make.
Some of these mechanics are more impactful than others, but overall, we suspected that the tota...