Yuuko Kamishiro/Partners

Samudramon
RizeGreymon is one of Yuuko's Partners. After she loses control of the Yuugo account, it is one of the only Digimon to which she retains access to. After the Yuugo avatar and Machinedramon are defeated, Yuuko asks if Rizegreymon will still stay with her even though she is no longer Yuugo, and RizeGreymon answers by digivolving to Samudramon.

GeoGreymon appears as part of Yuuko's team in Dominion Battles. After Digimon arrive in the real world, RizeGreymon is used in place of GeoGreymon in Dominion Battles.

Machinedramon
Machinedramon is one of Yuuko's Partners. She uses Machinedramon whilst posing as her brother, Yuugo Kamishiro but after she loses access to the account, Machinedramon refuses to fight alongside her, as it considered Yuugo as its partner, not Yuuko.

Lilamon
Lilamon is one of Yuuko's Partners. It appears as part of Yuuko's team in Dominion Battles. After Keisuke Amasawa saves Erika Mishima, Lilamon is a Rosemon when used in Dominion Battles.

ShadowWereGarurumon
ShadowWereGarurumon is one of Yuuko's Partners. It appears as part of Yuuko's team in Dominion Battles. After Keisuke Amasawa saves Erika Mishima, ShadowWereGarurumon is a BanchoLeomon when used in Dominion Battles.