Slippery Bogle [Foil] is a card from the Magic: The Gathering Eventide set, classified as an Unknown rarity. Valued at $9.61, it appeals to collectors due to its unique foil variant and its role in various gameplay strategies, particularly in enchantment-focused decks. As a part of the broader Eventide collection, its market presence reflects the ongoing interest in thematic and versatile cards within the game.