Diddy Kong is a playful and agile character in the 'Dairantou Smash Bros.' series, known for his quick movements and versatile fighting style. Originating from the 'Donkey Kong' series, Diddy is Donkey Kong's loyal sidekick and nephew. He is characterized by his red cap and shirt, which bear the Nintendo logo, and his exceptional agility and speed. In the 'Dairantou Smash Bros.' series, Diddy Kong excels in acrobatic attacks and banana peel traps, making him a formidable and tricky opponent in battle. His role often involves assisting Donkey Kong in their adventures and battles.