Keldon Warlord is a creature card from the Magic: The Gathering Unlimited set, classified as Unknown rarity. Currently valued at $6.62, it appeals to collectors due to its historical significance within the early days of the game. Its presence in various formats and the nostalgia tied to the Unlimited set contribute to its market interest, particularly among fans of classic Magic cards. Grading and sales data indicate steady demand for this card in the collector community.