Galactic Sentinel Defense

Defend your cosmic empire in *Galactic Sentinel Defense*! Strategically place laser turrets, missile batteries, and ion blasters along alien pathways to obliterate waves of invaders. Earn credits by annihilating foes to unlock devastating upgrades and new tech. Every tower type counters specific threats—time your placements wisely to survive escalating chaos! With vibrant sci-fi visuals and pulse-pounding wave-based combat, crush alien hordes and save the galaxy. **No downloads, zero cost**—click now to play instantly and prove your tactical mastery!