The anime "My Unique Skill Makes Me OP Even at Level 1" reveals the first promotional video, plus the cast and the final theme 

The official website for the television anime of Nazuna Miki and Subachi's My Unique Skill Makes Me OP even at Level 1 (Level 1 dakedo Unique Skill de Saikyō desu) light novel series revealed on the anime's first promotional video on Thursday. The site also revealed two more cast members and the ending theme song artist. 

The new cast includes Marika Kōno as Eve Callusleader, and Mai Fuchigami as Erza Monsoon.

Airi Miyakawa is performing the ending theme song "Tamborine no Naru Oka" (The Tambourine-Ringing Hill)

The anime will premiere in July. Previously announced cast includes Kaito Ishikawa as Ryota Sato, and Rin Kusumi as Emily Brown. Crunchyroll will stream the anime as it airs.

Yūji Yanase is directing the series at MAHO FILM. Yuka Yamada is in charge of the series composition. Miyako Nishida, Eri Kojima , Kaho Deguchi , and Yūko Ōba are the main character designers. Endō is composing the music.

Source: Anime News Network