Soulless One is a creature card from the Magic: The Gathering Onslaught set, classified as an Unknown rarity. Valued at approximately $0.87, it appeals to collectors and players alike for its unique mechanics and thematic depth. The card features a distinctive ability that allows it to enhance its power based on the number of Zombie creatures in play, making it a strategic choice in certain deck builds. Its market presence reflects its niche appeal within the broader collectible card landscape.