252 Atk Choice Band Terrakion Close Combat vs. 252 HP / 232+ Def Skarmory: 169-199 (50.5 - 59.5%) -- guaranteed 2HKO after Stealth Rock and Leftovers recovery
Since CC has only 8 pp, Skarmory can keep roosting until its pp is gone, Whirlwind it out, or Brave Bird it when Terra's defense is...