In the mobile gaming community, "Cuello" (Spanish for neck) refers to scripts designed to lock a player's aim onto the upper chest or neck area. Unlike "Auto-Headshot" mods that can be easily detected by anti-cheat systems because of impossible accuracy stats, neck-lock mods are often marketed as "legit" or "closet" cheats because they mimic high-level manual aiming. Red Flags: Why 16.59 KB is a Warning Sign