This L vinyl figure is released by Funko in their Mystery Minis x League of Legends 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! Animation x Death Note series features characters from the anime/manga franchise that is originally written by Tsugumi Ohba and illustrated by Takeshi Obata. The story follows Light Yagami, a high school student who discovers a supernatural notebook from a Shinigami named Ryuk that grants its user the ability to kill anyone whose name and face he knows. The series centers around Light's attempts to create and rule a world "cleansed of evil" as "God" using the notebook, and the efforts of a detective known as L to stop him.