is a comedic shoot-'em-up game released in late 2010 by InterAction Studios . It is the fourth main entry in the series, following a hero's battle against intergalactic chickens seeking revenge for humanity's consumption of Earth's poultry. Core Gameplay Mechanics
: Excessive firing causes weapons to overheat, requiring tactical management. Chicken Invaders 4
: High-impact Missiles and Mines can clear the screen of enemies. Enemies & Bosses is a comedic shoot-'em-up game released in late
: Enemies drop Keys used to buy unlockable features and ship upgrades. Arsenal & Equipment : High-impact Missiles and Mines can clear the
: Dockable units like the Microgun , Barbequer , Bird-Flu Gun , and ICBM provide auxiliary firepower.
The game features 9 standard weapons, each upgradeable through 11 power levels (plus a secret 12th).
: Ships can now rotate to face different directions based on the level's layout.