A Nerf war is a playful, adrenaline-filled battle game where participants use foam dart blasters—usually made by Nerf—to simulate combat in a safe and fun way. Players form teams or go solo, arming themselves with different types of blasters, from small pistols to motorized rifles. The objective can vary depending on the rules: capturing a flag, eliminating opponents, or achieving specific missions.

These wars can take place indoors or outdoors, often in parks, backyards, gyms, or specially designed arenas filled with obstacles and barricades for cover. Strategy, teamwork, and quick reflexes make the game exciting, while the foam darts keep it harmless and accessible to all ages. The atmosphere is competitive but lighthearted—part sport, part childhood nostalgia, and entirely fun.