Menis

Menis (メニス, Menisu) is an (anime only) Arrancar who sides with Patros in his plan to dethrone Sōsuke Aizen.

Character Outline
Menis is an effeminate Arrancar. He has red hair with the end in a braid, his outfitt consists of a sleeveless blouse that exposes his mid-drift, what remains of his Hollow mask is a jaw which rest on the upper-left side of his head.

Synopsis
Menis sides with patros in his plan to steal the Hōgyoku when Ulquiorra Schiffer shows up to stop them Menis attacks him from behind. After the three leave him for dead (not knowing that it was Aizen's Zanpakutō disguised as Ulquiorra) they head over to the real world. While Patros takes off to find Kisuke Urahara, Menis and Aldegor engage in battle. Menis relases his Zanpakutō and takes on both Tōshirō Hitsugaya and Rangiku Matsumoto. After losing and running away from battle he meets back with Patros only to be frozen and shattered away.

Zanpakutō
Menis Zanpakutō is Erizo (エリッソ, Erisso, Spanish for "hedgehog"), is released with the command "stab" (刺せ, sase). In his released form Menis grows three segmented, tail-like appendages with sharp ends to attack with, the remains of his hollow mask move to cover his entire face.