Tank Fortress: Idle Defense

Build your mobile fortress, merge tanks, and lead the final war for survival!

The world has fallen to rogue machines. As the last commander, you must rebuild, upgrade, and fight back across deserts, jungles, and frozen ruins. Every turret counts — every merge matters.

🏗️ Build & Upgrade
Assemble your steel fortress, merge tanks to unlock elite firepower, and fortify your defenses against endless robotic swarms.

⚙️ Strategic Battles
Smart strategy wins the war — combine turrets, skills, and tech upgrades to crush each wave.

💥 Online PvP & Global Ranking
Fight other commanders in real-time battles, seize resources, and rise to the top!

🧠 Idle Merge System
Your fortress never sleeps — auto-defend, auto-upgrade, and come back stronger every time.

🔥 Game Features

Merge and evolve dozens of unique tanks

Build the ultimate movable fortress

Real-time online battles with global players

Idle progress with massive rewards

Epic visuals and explosive effects

Humanity’s last hope rests in your hands.
Merge. Build. Conquer. Save the world — in Tank Fortress!