Kaaki Sattai appears to exist primarily to transform its leading man into a wisecracking, action-oriented figure. Similar to Maan Karate, it seems designed to elevate Sivakarthikeyan’s status and place him among popular 'mass' heroes. Director Durai Senthilkumar attempts this by centering the story around a police officer—even employing a deliberate editing choice that withholds the hero’s face until after showcasing…