He's Blake's trinary form (human's main, and bird secondary), and he's also part-Italian, unlike the human version, since the real-life Class 390's tilting system was built in Italy. Inspired by: https://www.deviantart.com/provingbeatle16/art/My-Official-SkyTrain-Robot-OC-884939191 https://www.deviantart.com/kaiartworks5656/art/KAI-Vids-as-a-Disneyland-Monorail-Train-Robot-Sona-885952251
Credit to all.