Complex sentence: This infrequently seen variant is armed with twin linked autocannons and is often used in an anti-infantry role, and even, sometimes as a stopgap measure for anti-air defense due to its rapid firing speed.
Split into simpler sentences: This infrequently seen variant is armed with twin linked autocannons and is generally deployed in an anti-infantry role. Sometimes the Exterminator is also utilized as a stopgap measure for anti-air defense due to its rapid firing speed.