Dark Necrobat

Dark Necrobat is a character who appears in the Mega Man comic series published by Archie Comics. He is a vampire bat-based reploid that existed during the 21XX era. He briefly appeared as a member of Sigma's Army during the Worlds Unite comic crossover.

Worlds Unite
Dark Necrobat was revived by Sigma during the events of Worlds Unite as a part of Sigma's Army. When Sigma grew into his Sigma-2 form, he brought out Dark Necrobat and all of the other mavericks from the past to fight against the Unified Army at the Lost Hex. Dark Necrobat, along with Wind Crowrang, traveled to the world of Billy Hatcher, where they would be encountered and fought against Billy Hatcher and his friends Rolly Roll, Chick Poacher, and Bantam Scrambled.