暗黑奇幻角色海报

创作一张竖版角色海报，主角为“{argument name="character name" default="Shaman Sabbat, Special Executive Officer of the Divine Layer 37 District"}”。通过极具张力的构图、高对比度的电影级光影，以及兼具超凡脱俗与权威感的官方风格化海报美学，呈现该角色的暗黑神秘世界观。

Create a vertical character poster for '{argument name="character name" default="Shaman Sabbat, Special Executive Officer of the Divine Layer 37 District"}'. Capture the character's dark mystical worldview with dramatic composition, high-contrast cinematic lighting, and an official stylized poster aesthetic that feels both otherworldly and authoritative.