Tyler

Tyler is the Shields Officer and medic aboard the USS Silencer, Alex's ship. He is easygoing and calm, and can be humorous at times. He has great respect for Alex and his entire crew, especially Trixie.

Galaxy
Tyler plays a minor role in the first Galaxy, operating the USS Silencer's shields and offering commentary when he sees fit.

Galaxy 2
Tyler continues to fill the role of the Shields Officer aboard the USS Silencer, He has trained extensively in the medical field, gaining a knowledge of first aid and injury treatment. He has also become a sufficiently skilled hacker, and has developed an interest in the technology of the Third Galaxy. On the way to rescue the President, Tyler splices open a locked elevator, much to Alex's suprise. Upon reuniting with Ambassador Melaia and Ambassador Ben, he is overjoyed to see them.

Galaxy 3
Tyler is happy with his relationship with Trixie, and he continues to operate the shields of the USS Silencer. He has also learned more about hacking and the Third Galaxy. It is revealed that he has taught Alex some of his hacking techniques. Tyler is imprisoned by Third Galaxy aliens at the end of Galaxy 3, along with Trixie, but is freed by Alex.

Galaxy 7
Tyler is seen briefly in a cameo. He worries over his brother Wes, as he helps Alex and his crew in their fight against the Fourth Galaxy.