Earth's Endurance
Cleric Attack 1
Melee weapon
Target: One Creautre
Attack: Wisdom vs. AC
Hit: 1[W] + Wisdom modifier damage
Level 21: 2[W] + Wisdom modifier damage
Effect: You or one ally within 5 squares of you gains a +2 power bonus to AC until the end of your next turn.
Earth's Endurance is an at-will attack power for Warpriests selecting the Earth domain.[Dr392:6]
If the warpriest chooses the Devout Warpriest paragon path, the power's effect applies to you and one ally (instead of just one), and the power bonus applies to both AC and Fortitude.