Brahdramon is a Digimon forever known as Brondramon's Mega Stage. Brondramon's earlier stages are rarely seen at all, so not much is usually known about them.
Digimon World: Bronze and Cobalt Versions
It digivolves from Podrakkomon at Level 75 with 40,000 Dragon Exp and 40,000 Dark Exp, and into Brondramon at Level 90 with 45,000 Dragon Exp and 45,000 Dark Exp. Digivolving it into Brondramon for the first time earns a PSN Trophy. It is an MPType Digimon that specializes in the Dark element.