Maildramon

Maildramon is the Armor Digivolved form of Gatomon through the Digi-Egg of Miracles. She towers over most opponents and can crush them with her large bulk and thick tail although she prefers to attack with lightning and thunder. She is covered in a legendary golden armor that protects her from attack. Her name comes from chain mail and dragon.

Digimon Tamers
A Maildramon was chasing Calumon before being tackled by a DarkTyrannomon, but Maildramon overpowered it. During the battle, a blast sent Calumon into the Real World as he witnessed DarkTyrannomon emerge as MetalTyrannomon and destroy Maildramon by crushing him with his hand.

Digimon World 3
Maildramon was among the digimon with dark rings