: The view automatically zooms in or out to keep boss fights or large-scale action centered.
The game features 9 standard weapons, each upgradeable through 11 power levels (plus a secret 12th).
: Enemies drop Keys used to buy unlockable features and ship upgrades. Arsenal & Equipment Chicken Invaders 4
: Ion Blaster , Neutron Gun, Laser Cannon , Vulcan Chaingun , Lightning Fryer , Plasma Rifle , Utensil Poker , Boron Railgun, Photon Swarm, and Positron Stream .
Players pilot a spaceship through 120 waves across 12 star systems. This installment introduced several major features: : The view automatically zooms in or out
: Excessive firing causes weapons to overheat, requiring tactical management.
: High-impact Missiles and Mines can clear the screen of enemies. Enemies & Bosses Arsenal & Equipment : Ion Blaster , Neutron
: Dockable units like the Microgun , Barbequer , Bird-Flu Gun , and ICBM provide auxiliary firepower.