Warning: Contains manga spoilers for One Piece ... Luffy transforms into Gear Five on Egghead, his hair and clothes clearly appear to be glowing as they turn white. The possibility that Sun God ...

While mangaka Eiichiro Oda’s One Piece series is known for its incredible plot twists and long-term narrative foreshadowing, one of the biggest surprises revolves around its protagonist.

One Piece's latest episode reveals Luffy may soon gain an ancient robotic ally on Egghead with the Iron Giant waking up at last.