Acne scars respond differently to microneedling radiofrequency (MNRF), fractional CO2 lasers, dermarollers, and platelet-rich plasma (PRP) therapy depending on scar depth, skin tone, and collagen remodeling needs, making treatment selection a personalized clinical decision rather than a universal protocol. TL;DR MNRF (Microneedling Radiofrequency) works best for moderate to deep scars and darker skin tones because it delivers controlled energy without surface thermal damage,