Originally Posted by Fat Honko
75 * 1.3 * 2 = 195
102 * 1.5 = 153
Super effective Sheer Force Rock Slide hits significantly harder than STAB Return.
I made that calculation assuming Defiant, which is the superior of the two abilities. I know SF-boosted Rock Slide does more, but really, its one move for two Pokemon. Not worth it at all.