Abbadomon

Abbadomon (アバドモン) is a mysterious and powerful Digimon in the Digimon franchise, belonging to the Mega level. It evolved from the overflow of negative data from the network, reaching its limit and resulting in a gigantic form. Abbadomon's existence transcends good and evil, with its purpose being to return everything to nothingness. It possesses a central maw and numerous tentacles, each with its own mouth, which it uses to bite into Digimon and the Digital World itself, leaving behind only blank data. The birth of Abbadomon is considered a crisis for the Digital World, and it's speculated to have annihilated several other-dimensional Digital Worlds. Its special attacks include the cursed beams "Gaze Eraser" fired from the eyes on its tentacles, "Gala-lightness," where it grabs an enemy with its tentacles and swallows it whole with its central maw, and the white beam "White Liner" fired from its mouth. Any of these attacks result in the instant erasure of the target. In Digimon Adventure:, Abbadomon appears as the final boss, evolving from the negative data core Negamon, posing a significant threat to the Digital World, and was ultimately defeated by Omegamon Alter-S.