Deltamon

Deltamon is a minor villain in Digimon Adventure 02. He resembles a dinosaur with a mechanical head for its right arm and a skull head for its left arm, and he has two metal tails

He first appeared when he was summoned by the Digimon Emperor to devour Davis's friends. Davis then attempted to sacrifice himself to be eaten by Deltamon to spare his friend's lives, but the Digidestined arrived to the rescue. While the others fought an army of Bakemon, Veemon Armor-Digivolved to Flamedramon and defeated Deltamon by destroying the Dark Ring in the middle of his stomach. It is unknown what happened to him whether he's alive or dead.