Complex sentence: Typically IG-88 used the ion cannon to disable enemy ships, then using the tractor beams he maneuvered the ship to the air lock, where four assault drones were kept and used as advance scouts for boarding actions in case his targets were unwilling to surrender.
Split into simpler sentences: Typically IG-88 used the ion cannon to disable enemy ships, then using the tractor beams he maneuvered the ship to the air lock. Where four assault drones were kept and used as advance scouts for boarding actions in case his targets were not so willing to surrender.