{After several years of escaping from Arkham asylum, Kirk langstrom aka man bat has successfully created a formula that will turn him into his manbat form permanently, however, something went wrong and when he took the formula he not only transformed into the man bat but his intelligence and his human side slipped away making him a gigantic bat for the rest of his life. There was also another change, a deep void inside that this creature has had for a long time. Loneliness}