A Chinese guitarist with a furry mustache, who is often accompanied by a pet bird who they find as perfect companionship. The duo often duet each other's harmonies by singing and having Tobias himself playing the guitar. The duo tend to by shy around strangers and can give off eerie vibes unintentionally, but once they are befriended, the two are very confident, outgoing, and rambunctious show stealers who love to occasionally prank people for the sake of entertainment. Bird is named Castillio.