Exploit Perception (4e Feat)
From D&D Wiki
Exploit Perception [Racial, Class]
Benefit: Using your keen, and deep reserves of Wisdom, you have been able to overcome your natural lack of Dexterity, allowing you to make Stealth based checks using your Wisdom score instead of Dexterity.
Special: If you are trained in Stealth, you gain a +2 bonus to all Stealth and Bluff checks.