Mana Leak (mb89sb) is a 2004 common instant from Magic: The Gathering World Championship Decks 2004, featuring a counter-spell effect by artist Christopher Rush.
2004 • Magic: The Gathering • World Championship Decks 2004
No listings available right now.
| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$0.35 | Guide Estimate | 0% | ||
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Oct 11, 2026
Mana Leak (card number mb89sb) is a Common instant from the Magic: The Gathering World Championship Decks 2004 set. Released in 2004, this card serves as a foundational blue counter-spell, allowing players to disrupt their opponent's strategy. The card features artwork by Christopher Rush and carries the set code WC04. Its mana cost is {1}{U}, resulting in a mana value of 2, making it an efficient tool for controlling the game's flow. The printed rules text explains that the player can counter a target spell unless its controller pays {3}. This mechanic highlights the strategic depth of blue magic, forcing opponents to weigh the cost of their actions against the risk of interruption. The Mana Leak card from the World Championship Decks 2004 set features the Instant spell that counters target spells unless their controller pays {3}. The card's flavor text, "The fatal flaw in every plan is the assumption that you know more than your enemy," underscores the thematic focus on information and control. For hobbyists interested in the evolution of card design and gameplay mechanics, Mana Leak represents a classic example of instant-speed interaction. Its straightforward design and impactful effect have made it a memorable part of the World Championship Decks series.
We'll pre-fill the product details from this catalog entry, so your listing lands on this exact page. Just add photos of your copy, pick its condition, and set your price.
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Featured
Mana Leak
Game
Magic: The Gathering
Rarity, print treatment, and game-specific stats for this card.
Common
Christopher Rush
Card Stock
English
{1}{U}
Instant
U
Abilities, attacks, oracle text, and flavor text printed on the card.
Counter target spell unless its controller pays {3}.
The fatal flaw in every plan is the assumption that you know more than your enemy.
Explore cards with this name across sets and editions. Check each card’s details before choosing a version.
