"Unchained" is a song by Swedish heavy metal band HammerFall. The lyrics revolve around a story of a king who is dethroned and imprisoned in chains, while his loyal subjects are forced to serve in the shadows. A group of brave men, filled with the power of metal, rise up to fight and free their king from his imprisonment. The song speaks of brotherhood and the unbreakable bond between warriors who fight for their kingdom. The forces of steel are reborn in the fire of battle, and the power of metal is unchained, giving the fighters the strength to break free from their chains and fight for their cause. The song highlights the struggle of fighting against tyranny and oppression and the honor and courage it takes to stand up for what is right. Overall, "Unchained" is an empowering and uplifting song that celebrates the power of metal and the spirit of brotherhood that binds warriors together. It is a call to arms for all those who fight for what they believe in and refuse to be held captive by their oppressors.