Tyr's Oath originates from the legendary tale of Tyr's sacrifice to bind the monstrous wolf Fenrir. In this story, Tyr willingly placed his hand in Fenrir's mouth as a pledge of good faith, knowing full well that he would lose it when the wolf was bound. This act of self-sacrifice and unwavering commitment to his word became a symbol of honor and trust. The bag tag Tyr's Oath embodies this spirit, representing a hero who is willing to make great sacrifices and uphold their promises on the path to Valhalla.

The physical form of Tyr's Oath is a sturdy, weathered leather tag with intricate runic engravings that glow faintly with a golden hue. The tag is imbued with a sense of weight and permanence, symbolizing the unbreakable nature of an oath. It is resistant to wear and tear, much like the enduring spirit of Tyr himself. The tag also carries a faint warmth, a reminder of the courage and honor required to uphold one's word.

Tyr's Oath serves as a symbol of honor and commitment on the journey to Valhalla. It represents the hero's unwavering dedication to their quest and their willingness to make sacrifices for the greater good. The tag acts as a reminder to the bearer and others of the importance of keeping one's word and standing by one's principles, even in the face of great adversity.