R2-D2, pronounced Artoo-Detoo, is resourceful and spunky. The droid developed an adventurous personality during his many decades of operation. Inside of his cylindrical frame were many arms, sensors, and other tools that could be extended to fulfill various needs, such as slicing computers, extinguishing fires, projecting holograms, repairing starships, and flying. Along with his counterpart, the protocol droid C-3PO, R2-D2 constantly found himself directly involved in pivotal moments of galactic history. His bravery, coupled with his many gadgets, played large roles in saving the galaxy time and time again.