Diaboromon

DIABOOBYMON IS THE GREATEST BAD ASS MOTHERFUCKER OUT THERE. HE LISTENS TO NOBODY. HE EATS BOKOMON FOR FUCKING DINNER, AND LOPMON FOR BREAKFAST. SO FUCK YOUR SHIT AND GET OUT OF THE FUCKING WAY BECAUSE DIABOOBYMON IS #1!!!!!!!!!

Digimon Adventure 02: Tag Tamers
Ryo and Ken were summoned to the Digital World to take care of another Diaboromon after the first was defeated by Omnimon.

Digimon Tamers
Three Diaboromon, each the fusion of a Chrysalimon mass, were among the Mega Level Digimon to aid Azulongmon to fight against the D-Reaper.

Digimon Digital Card Battle
Diaboromon appears in Infinity Tower as the Battle Master. The Diaboromon card belongs to the Dark card group. It can be obtained if you fuse Infermon and Digitamamon at the Fusion Shop.

Digimon World 2
Diaboromon can be found in Tera Domain after you beat the game. Diaboromon digivolves from Okuwamon. Its a Virus-type in this game, and is the one of the "Mega Form Digimon" as Prof. Piyotte referred to them. They are: Virus: Diaboromon, Vaccine: Omnimon and Data: Baihumon which Prof. Piyotte couldn't remember.

Digimon World 3
Diaboromon is an acquirable Digivolution for any party Digimon. Diaboromon is gained by raising a BlackWarGreymon and a GranKuwagamon to level 99 each. Also, if you DNA Digivolve BlackWarGreymon and GranKuwagamon then Diaboromon will appear and attack with Lost Paradise, then he disappears. Also avaliable as a black Mega Digimon card with 58/58 and alongside BlackWarGreymon and probably VenomMyotismon is the fourth strongest Digimon card.

Digimon World 4
Diaboromon is the third boss you will encounter in Venom Jungle.

Digimon World DS
Diaboromon digivolves from Infermon at Lv50 with 250+ attack. Diaboromon can also be found in Core Field. Also, a Tamer with 2 Diaboromon and a Gallantmon is fought at the Tamer Arena.

Digimon World Dawn and Dusk
Diaboromon digivolves from Infermon at LV 45 with 25000 dark exp, but only if you've befriended Keramon. It can then DNA Digivolve w/ BlackWarGrowlmon to become ChaosGallantmon, or DNA Digivolve w/ Infermon to create Armageddemon.

Digimon Rumble Arena 2
Diaboromon is a boss in story mode who can be unlocked by beating him.

Digimon Racing
Diaboromon is also a boss like Omnimon only in the track Digital Space.

Attacks
 * Web Wrecker (Catastrophe Cannon): Fires a powerful shot of destructive energy from it's chest-cannon.
 * Cable Crusher (Tentacle Bug): Stretches it's arms and launches it's huge clawed hands to slash or grab the enemy.
 * Paradise Lost