The common OU Pokémon Jolly gives outspeeds are: Togekiss, Mamoswine, Gyarados, Rotom-A. Maybe you're right, I'll test going for Adamant. And about salamence. The common walls that I usually see are Bronzong, Blissey and Swampert. Sure, it would help against Swampert(witch would kill me anyway)...