Festering Goblin is a Common rarity card from the Modern Masters set in Magic: The Gathering, featuring art by Thomas M. Baxa. Valued at approximately $0.40, it is often sought after for its role in various competitive decks. The card's ability to inflict poison counters makes it a strategic choice in specific gameplay scenarios, contributing to its relevance in the market. Collectors appreciate its unique design and historical context within the game's evolution.