Biyomon (ピヨモン, Piyomon, Piyomon in the Japanese version)[72][73]Voiced by: Atori Shigematsu[10] (Japanese); Tifanie Christun, Cherami Leigh (tri., DA:LEK), Melodee Spevack (Birdramon, Garudamon) (English)Biyomon is a little bird-like Digimon who is Sora's partner. She is expressive about her feelings and is affectionate towards Sora. She helps Sora open up to her mother and mends their relationship. Biyomon and her Digivolution's attacks are flame-based.

• Nyokimon (ニョキモン) is Biyomon's Baby form, a black seed-like Digimon with a sprout on her head.
• Yokomon (ピョコモン, Pyocomon) is Biyomon's In-training form, who looks like an onion bulb with root-like tentacles and a flower growing on her head.
• Birdramon (バードラモン, Bādoramon) is Biyomon's Champion form, a giant bird Digimon who is enveloped with blazing flames.
• Garudamon (ガルダモン) is Biyomon's Ultimate form, a Garuda-based Digimon with gigantic talons and wings.
• Phoenixmon (ホウオウモン, Hououmon, Hououmon in the Japanese version) is Biyomon's Mega form, a holy four-winged Phoenix Di