Your shell will continue from the same position when you resume.
Settings
Game paused while this panel is open.
Controls, rewards and defenses
Click the city to place; click a battery to select it. Wheel to zoom; drag or arrow keys to pan. Distances are from city center. Space start wave · P pause · C city view. Rewards: missile $100 · drone $40 · jet drone $60 · cruise missile $80. Start: $1,200 (two standard batteries + radar). High-altitude threats start on wave 5. New-wave grant: $200 + $60 × wave. Standard: below 8 km, 10 rounds. High-altitude: 6–45 km, 8 rounds, radar required. One interceptor per threat; backups only when needed. Pay to refill. Skip advances a wave and pays its grant. Random salvos, rapid burst chains, heavy barrages and quiet spells. Later waves can bring much larger bursts. Blue: slow · Red: fast and shallow · Gold: high arc · Purple: splits into two on descent.