Zane's Spike

Zane's Spike is a metal spike embedded in Zane's body, granting him Allomantic abilities through hemalurgy. Across the series, it evolves from a mysterious enhancement to a critical plot device that reveals the true nature of hemalurgy and its corrupting influence. The spike becomes central to understanding the broader conflict between Preservation and Ruin, ultimately serving as both a weapon and a warning about the dangers of stolen power.