A robotic cat companion given to Buzz by Alisha. SOX plays a crucial technical role by progressively improving the hyperspace fuel's composition, eventually enabling faster-than-light travel. He accompanies Buzz on critical test flights and later assists in the mission to overthrow Zurg's robotic invasion.
Alisha initiates SOX's long-term partnership with Buzz.
Alisha gifts Buzz with SOX, a robotic feline companion, during the colony's development.
SOX is Buzz's most consistent companion across decades of time dilation.
Buzz is given SOX as a robotic feline companion, and SOX accompanies him on hyperspace tests and later missions.
The two versions of SOX become connected through the conflict between the alternate Buzzes.
Zurg captures Buzz and later uses the fuel; the plot also states that Buzz and SOX escape with aid from Zurg's SOX.
Explore the full interactive character relationship map of Lightyear