The 2002 Magic: The Gathering Onslaught expansion features this foil rare land card, Unholy Grotto, numbered 327. Designed by John Avon, it offers a unique graveyard interaction ability.
Unholy Grotto
2002 • Magic: The Gathering • Onslaught
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Market & Price History
| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$58.00 | Guide Estimate | +4.3% | ||
- $58.00
- Source
- Guide Estimate
- Trend
- +4.3%
- Price Details
30-day Price History
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Sep 17, 2026
Description
The Unholy Grotto foil card, numbered 327 in the 2002 Magic: The Gathering Onslaught set, stands as a distinct piece of collectible history for TCG enthusiasts. Designed by artist John Avon, this rare land card provides a functional and aesthetic addition to any collection focused on the Onslaught era. As a foil variant, it carries a shimmering finish that distinguishes it from the standard print run, appealing to collectors who value the tactile and visual qualities of foil treatments from this period. In terms of gameplay mechanics, Unholy Grotto serves a dual purpose. It functions as a basic land, allowing players to add one colorless mana to their resources when tapped. Beyond standard mana production, it offers a strategic advantage through its activated ability: by paying one black mana and tapping the land, a player can place a target Zombie card from their graveyard on top of their library. This mechanic facilitates recursion and deck rebuilding, making it a relevant card for Zombie-themed strategies. While its competitive utility varies by format, its mechanical design remains a point of interest for players and collectors alike. Collecting Magic: The Gathering cards from the early 2000s often involves seeking out specific set finishes and key cards. For investors and hobbyists, preserving these cards in various conditions allows for a diverse portfolio of trading card game artifacts. Whether completing a full set of Onslaught rares or focusing on specific foil treatments, this card offers a tangible connection to the game's rich history. The combination of John Avon’s artistic direction and the card’s unique rules text makes it a notable entry in the Magic: The Gathering catalog.
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Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
Catalog Profile
The core identity of the card within the set.
Featured Subject
The subject, team, league, and sport context tied to this card.
Featured
Unholy Grotto
Game
Magic: The Gathering
TCG Attributes
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Rare
John Avon
Card Stock
English
Foil
Land
Card Text
Abilities, attacks, oracle text, and flavor text printed on the card.
{T}: Add {C}. {B}, {T}: Put target Zombie card from your graveyard on top of your library.






