1. In a small bowl, whisk together butter, brown sugar, hot sauce, garlic, onion powder, paprika, and cayenne pepper.
2. In a shallow dish, place the chicken drumsticks. Drizzle with prepared marinade. Turn chicken to coat well. Season with salt and pepper to taste. Cover and marinate for at least 2 hours.
3. Preheat your Air Fryer to 360 F (180 C).
4. Place the marinated chicken drumsticks inside the Air Fryer cooking basket and cook for about 20 minutes or until cooked through.
6. Transfer chicken into a serving platter and enjoy.