Armadillomon

Armadillomon is a small armored Mammal Digimon with three-clawed limbs and a short tail. He hides in his hard shell and has an easygoing personality. There are some Armadillomon who speak the Nagoya dialect. Some are known to speak with a country accent.

Digimon Frontier
Some Armadillomon were seen at the Autumn Leaf Fair.

When the Chameleonmon under Petaldramon were purified by Tommy Himi (Kumamon) they reverted to Armadillomon.

Digimon Adventure 02: Tag Tamers
Armadillomon digivolves from Upamon and can digivolve to Ankylomon without a Digi-Egg, Angemon with one, Digmon with the Digi-Egg of Knowledge, and Submarimon with the Digi-Egg of Reliability.

Digimon Tamers: Brave Tamer
The Armadillomon card increases PP.

Digimon Digital Card Battle
Armadillomon is the first opponent in Igloo City's Extra Arena. He can also be obtained as a Partner Yellow Card.

Digimon World DS
Armadillomon digivolves from Dorimon, and can digivolve into Ankylomon.

Digimon World Dawn/Dusk
Armadillomon digivolves from Dorimon, can Armor Digivolve into Kenkimon or Seahomon with the corresponding eggs, and digivolve into Ankylomon or NiseDrimogemon. Armadillomon is found in "Login Mountain" on both versions of the game.

 Attacks: 
 * Diamond Shell (Rolling Stone): Armadillomon curls up into a ball and rams into the opponent.
 * Diamond Slamming/Claw Chopping (Scratch Beat): Rapidly slashes enemies using his claws.
 * Hard Brick (Rigid Block): Repels attacks by curling into a ball.