Preheat air fryer to 400 degrees for a few minutes..
Combine paprika, pepper or cayenne and salt in a bowl.
Pat drumsticks dry with paper towel. Using a sharp knife or metal skewer, poke 10 to 15 holes in skin of each drumstick or chicken leg, through the skin.
Rub with oil and sprinkle evenly with spice mixture. Rub the spices all over the drumsticks, including beneath the skin.
Arrange drumsticks or chicken legs in air fryer basket, spaced evenly apart, alternating ends.
Place basket in air fryer.
Cook until chicken DRUMSTICKS are crisp and register 195 degrees, 22 to 25 minutes, flipping and rotating chicken halfway through cooking.
Cook until chicken LEGS are well browned and crisp and register 195 degrees, 27 to 30 minutes, rotating chicken halfway through cooking but do not flip the chicken.
Meanwhile, microwave hot sauce, butter, molasses, and cornstarch in a large bowl, stirring occasionally, until hot, about 1 minute, maybe 2.
Brush with buffalo sauce once chicken is cooked and air fry for 2 more minutes.
Transfer chicken to large plate, tent loosely with aluminum foil, and let rest for 5 minutes.
Add chicken and toss to coat in more buffalo sauce in large bowl or brush more on before serving. Enjoy every bite.