Dorumon (Chronicle)

Dorumon is Kōta Doumoto's Digimon partner.

Digimon Chronicle X
Dorumon, Yuji, Kōta Doumoto,, , and all disappeared for a long time following the defeat of , and even their fellow  and  had no clue as to the whereabouts of the missing Royal Knights. The group had been travelling all over the Digital World to try and help stop the discrimination against X-Antibody Digimon, with some of the Digimon they befriended being, , , and the.

During the battles between the Royal Knights and the group are able to sense that the Demon Lords had been causing trouble, so they round up all of the friends they had made during their travels and join the battle. Kōta and Yuji arrive to the battlefield on the backs of and, whilst also bringing Omnimon X and a massive amount of good Digimon to help even out the large evil army of the Demon Lords. The good Digimon army then attack the evil Digimon army. After kills, Alphamon disappears again.

Dorugamon
Dorugamon is Dorumon's primary Champion form.

Reptiledramon
Reptiledramon is Dorumon's secondary Champion form.

Later, Dorumon digivolves to a Reptiledramon and is attacked by a horde of Kuwagamon and Okuwamon led by GrandisKuwagamon. He digivolves to Grademon to protect Kōta.

DoruGreymon
DoruGreymon is Dorumon's primary Ultimate form.

Grademon
Grademon is Dorumon's secondary Ultimate form.

Dorugoramon
Dorugoramon is a Mega form that Dorumon attains. He fights and defeats of the. Omnimon however becomes and overpowers him. This causes him to dark slide evolve into DexDorugoramon.

DexDorugoramon
After being defeated by Omnimon X, Dorugoramon dark slide evolves into DexDorugoramon.

Alphamon
Alphamon is another of Dorumon's Mega forms.

Ten years after the defeat of, during the battles between the Royal Knights and , , Yuji Musya, Kōta, Alphamon, and join the battle between the  and  whilst also bringing a massive amount of good Digimon to help even out the large evil army of the Demon Lords. The good Digimon army then attack the evil Digimon army. After kills, Alphamon disappears again.

Alphamon Ouryuken
Alphamon Ouryuken appears when and  combine their powers to become stronger in order to defeat.

Ten years later, Alphamon and Ouryumon once again fuse together into Alphamon Ouryuken to fight the seven sword wielding  alongside the other members of the. The seven Diaboromon then fuse together into, and during the fight Alphamon Ouryuken, , and fail in a suicidal attack against Ogudomon X. As  struggles against Ogudomon X, the Royal Knights send the last of their remaining power to Jesmon GX, who uses it to kill Ogudomon X, though the Demon Lords escape back to the Dark Area.