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The image is of the Magic: The Gathering product "Mana Leak [Ninth Edition]" from the brand Magic: The Gathering. The card features an illustration of a spellcaster casting a spell that appears to be dissipating. This Instant costs 1 generic mana and 1 blue mana, with the text "Counter target spell unless its controller pays 3.

Mana Leak [Ninth Edition]

ๆฅ่‡ช Magic: The Gathering
$0.24 - $5.50
$0.44
$0.24 - $5.50
$0.44
Set: Ninth Edition
Type: Instant
Rarity: Common
Cost: {1}{U}
Counter target spell unless its controller pays {3}.
The fatal flaw in every plan is the assumption that you know more than your enemy.