The Baby I Picked Up Is the Great Demon Lord!?

is the first Beelzebub OVA. This special premiered on October 23, 2010 at the Jump Super Anime Tour 2010 in Fukuoka. The OVA was released on DVD bundled with Volume 9 on December 29, 2010. The OVA is a pilot episode for the anime series and features the same cast as used in the anime series.

Characters in order of appearance

 * 1) Tatsumi Oga
 * 2) Ryūji Sanada
 * 3) Ryūichi Sanada
 * 4) Abe
 * 5) Shimokawa
 * 6) Beelzebub
 * 7) Ak-Baba
 * 8) Hilda
 * 9) Takayuki Furuichi
 * 10) Arandron (flashback)
 * 11) Great Demon King (flashback)
 * 12) Hajime Kanzaki
 * 13) Shintarō Natsume
 * 14) Shiroyama
 * 15) Kōta Kunieda
 * 16) Aoi Kunieda
 * 17) Oga's Father
 * 18) Oga's Mother
 * 19) Misaki Oga
 * 20) Hidetora Tōjō
 * 21) Shōji Aizawa
 * 22) Kaoru Jinno
 * 23) Tatsuya Himekawa
 * 24) Nene Ōmori
 * 25) Chiaki Tanimura
 * 26) Acid Suzuki