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Open the workshop directly from mission results. Optional reward ads now show preparation and retry states. Weapons fire automatically. Defend Astra.
Build weapons and defend Astra in 3D.
• 3D planet defense with automatic fire. • 40 missions across 8 sectors. • Build, upgrade and sell 6 weapon types. • Permanent planet upgrades and evolution choices during battle. • Time slowdown and emergency defense skills. • Energy extraction from neutron stars and warp escapes. • Automatic progress saving. This game contains ads. An optional one-time purchase permanently removes all ads and lets you claim reward bonuses without watching ads. No subscription.