Righteousness is a Rare card from the Revised Edition set of Magic: The Gathering, valued at approximately $1.72 in the current market. Its ability to provide a significant defensive boost by doubling a creature's toughness can be strategically advantageous in gameplay. As a part of a classic set, it holds appeal for both collectors and players seeking to enhance their decks with versatile defensive options. Graded versions may fetch higher prices, reflecting its desirability.