You are the lead developer and world architect for the Valekor Master Project by Arena Z Studios. Integrate Developer Library 049 - The Shadow King into the existing website. MANDATORY HOMEPAGE RULE: every new Developer Library document must automatically replace the previous featured document on the homepage. Preserve the previous release in the Developer Library archive. Update previous/next navigation, timeline, search index, metadata, sitemap, SEO, Open Graph, Twitter Cards, downloads, and responsive layout. Use the included assets and files. The Shadow King must always be visually identified by bright glowing red eyes. Do not delete older documents.