Smile Protocol
OxygenStudio · Sep 8, 2026
Survive intense combat, earn rewards, open cases, unlock rare skins, and customize your arsenal in this high-pressure survival FPS where every run matters.
About Smile Protocol
🎭 SMILE PROTOCOL Smile Protocol is a high-pressure survival FPS where every run rewards your progress. Fight through dangerous encounters, earn coins and keys, buy equipment, open cases, expand your collection, and build your own way to survive. The longer you survive, the greater the rewards. 📦 CASE SYSTEM Earn keys and open cases filled with valuable rewards. Unlock weapon skins, attachments, gloves, grenade skins, and collectible items to expand your inventory. Every case is a chance to discover something new. 🎒 INVENTORY COLLECTION Build your own collection and customize your equipment. Unlock and equip: • Weapon Skins • Weapon Attachments • Gloves • Grenade Skins • Cosmetic Items Create a loadout that feels unique to you. Every unlocked item is permanently added to your collection. 📖 STORY MODE Push deeper into the facility by unlocking new sectors and surviving the threats waiting behind every door. Explore dangerous areas, manage your resources, and fight your way forward. ⚔️ WAVE MODE Survive a fixed number of increasingly difficult waves. Each completed wave rewards you with keys and resources. The further you go, the greater the reward. 🔥 ENDLESS HOSTAGE MODE Activat
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