Harbor Siege: Tower Defense

A tower defense game at sea: enemy fleets are coming for your harbor. HOLD THE LINE ACROSS 50 MISSIONS • Five regions: North Gulf, Hundred Isles, Storm Coast, Frozen Sound and Varkos Waters • Night battles, fog, storms, currents and ice fields that change how every map plays • Boss fights against flagships, an ice fortress and the Varkos Dreadnought NO SINGLE TACTIC WINS THE WAR • 20+ enemy types: stealth frigates, jammers, smoke boats, kamikaze drones, icebreakers, battleships… • Upgrade paths for every defense: Rapid Fire or Long Barrel, Armor Piercing or Fragmentation • Experimental Lab: Tesla coils, magnetic clamps and railguns • Lost a mission? The Admiral tells you what got through and how to fix it KEEP COMING BACK • Last Stand: endless waves, a record for every region • Veteran difficulty and a medal for every mission • 23 achievements, 12 ranks from Ensign to Grand Admiral, a 7-day supply crate • Leaderboards and cloud save with Google Play Games Hand-made pixel art, comic-book briefings and an adaptive soundtrack. Small download, plays offline. Free to play with ads. A one-time "Remove ads" purchase removes ads between missions and gives you every bonus reward without watching a video.