Cách chơi
Shooter: Outbreak Protocol is a free online zombie shooting game featuring three maps and six weapons. Battle waves of undead across Raccoon City, a police station, and an Umbrella laboratory. Earn cash, unlock weapons, and upgrade your firepower to survive tougher waves. Play this first-person shooter directly in your browser.
Điều khiển
Mouse click or tap to play
Mẹo chơi
...
