Silver Powder Keg Pin

The Silver Powder Keg Pin serves as the iconic emblem of the Marked—powder mages who can manipulate gunpowder with their minds—in the Powder Mage world. Introduced in Promise of Blood as a simple polished silver badge worn on the left chest to openly declare one's abilities, it evolves from a mark of pride and royal service into a symbol of rebellion, persecution, and reclaimed identity. As political tides shift across the trilogy, the pin becomes both a target for those seeking to eradicate magic and a rallying sigil for powder mages fighting for their place in a changing society. By the later books, its meaning deepens further with the rise of new powers and factions, representing not just individual prowess but the fraught legacy of sorcery in a gunpowder age.