Appearance and Abilities: Leliel is the twelfth Angel and has a more abstract and otherworldly appearance compared to other Angels. It appears as a floating black sphere with a complex pattern on its surface. Leliel has the ability to create a pocket dimension inside itself.

Significance: Leliel's encounter is notable for its surreal and mind-bending nature. The battle against Leliel delves into psychological and existential themes, challenging the characters and the viewers to think beyond conventional boundaries.