Battle cleric's weapon mastery
Cleric Attack 1
Requirement: Must use this power with a simple weapon
Target: One creature
Attack: Strength+1 vs. AC
Hit: 1[W]+2+Strength modifier damage
Level 21: 2[W]+4 Strength modifier damage
Weapon:If you're wielding your weapon with both hands, you gain a +2 bonus to the damage roll.[Dr400]
Battle cleric's weapon mastery is a first level cleric at-will attack power introduced in Dragon Magazine 400 article Battle Cleric Options.
It is considered an average choice due to not being a good means to fufill the standard leader role, but is a good option for leaning towards a striker role.[Charop Cleric]