Aventurine (Honkai: Star Rail)

Aventurine (Chinese: 砂金; pinyin: Shājīn), real name Kakavasha (/ˌkəˈkɑːˌvəʃɑː/, 卡卡瓦夏; Kǎkǎwǎxià), is a character from the game Honkai: Star Rail, developed by miHoYo. In the game, he is one of the ten senior executives (or Ten Stonehearts) of the fictional organization known as the Interastral Peace Corporation (IPC). In the main storyline, he is tasked with reclaiming the IPC's control over the fictional planet Penacony. Over the course of the conflict, his cunning use of strategies allows him to manipulate the situation and secure leverage in negotiations, ultimately laying the groundwork for the IPC to seize corporate shares in Penacony. Aventurine appears both as a playable character and as an antagonistic leader within the story, and his gameplay mechanic of randomly "betting points" reflects his gambler-like personality. He was released in version 2.1 of the game in March 2024.

Aventurine has received generally positive reviews from critics. Commentators have highlighted his gambler-themed characterization, the character development he displays throughout the story, and the philosophical reflections on existentialism and nihilism suggested by his narrative arc. The multi-line narrative structure used in the storyline surrounding Aventurine has also been praised. The character has likewise become popular among players, even leading aventurine gemstones themselves to become popular pieces of game-related merchandise.