Ninja Fighting Simulator

Ninja Fighting Simulator is a combat-training incremental simulator on Roblox developed by Ninja Simulatr, launched in July 2023 and reaching 32 million visits with a 94.4% approval rating. Players train with katanas, nunchucks, and punching bags to build power stats, hatch pets from eggs for combat boosts, then fight through five boss-gated worlds to unlock new areas - the standard incremental simulator loop given clear long-term goals through a structured boss progression.

The training and boss systems run in parallel with a deep pet collection economy that rewards ongoing investment:

• ⚔️ Train at three weapon stations - katana, nunchuck, and punching bag - to earn Wins and raise combat power
• 💎 Hatch pets from eggs at various rarity tiers, with rarer pets providing larger combat boosts in every fight
• 🏆 Defeat world Final Bosses - Sensei, Arctic Master, Mortus, Poseidon, and Lightning God - to unlock each new world
• 💰 Earn Wins from boss kills and training sessions to fund progression into harder content
• ⏳ Auto Rebirth resets progress for permanent bonuses once the rebirth threshold is reached automatically

The badge system tells the full story of player progression: 2.6 million players have defeated the World 1 Sensei boss, 211K have cleared World 2's Arctic Master, and only 52 players have beaten the Lightning God final boss in World 5 - revealing exactly how steep the difficulty curve climbs through the late game.

For fans of multi-world training simulators, Ninja Fighting Simulator sits alongside Muscle Legends and Weight Lifting Simulator in the core training sim genre, with a stronger boss-gating structure than most competitors.