This Mobius vinyl figure is released by Funko in their POP! Marvel x Loki vinyl figure series.
Funko POP! is a crossover vinyl figure series by Funko and other famous franchises such as Disney, Pixar, DC Comics, Marvel Comics, Simpsons, South Park, Uglydoll, etc. Each POP! figure is about ~3" to ~5" tall and crafted in a Japanese anime/manga super-deformed style (NOTE: due to the unique design of each character, the actual size of the figures may be smaller or bigger than stated).
The POP! Marvel x Loki series features characters from the television series based on Marvel Comics featuring the character of the same name. It is the third television series in the Marvel Cinematic Universe (MCU) produced by Marvel Studios, sharing continuity with the films of the franchise. The series takes place after the events of the film Avengers: Endgame (2019), in which an alternate version of Loki created a new timeline.