Alisa Southerncross

Alisa is an undead being / toy doll who feasts on UMA aliens to gain humanity. Her adoptive father, Nevula, is a black alien who is trying to give Alisa a human form. She befriends the Keroro Platoon after Fuyuki Hinata protects her despite what she had done to them in episode 133. In the manga, she only captures aliens and imprisons them in a box, referring to them as the "Dark Race", but is stopped after her father is attacked by Angol Mois. She and her father also makes their debut in the manga Volume 12.