Angel's Rescue is a 13th level cleric Encounter attack that was introduced in Divine Power.
Angel's Rescue
Cleric Attack 13
You invoke an angel's name to lend strength to your attack and carry your ally out of danger.
Melee weapon
Target: One creature
Attack: Wisdom vs. AC
Hit: 3[W] + Strength modifier damage.
Effect: You slide an ally who is adjacent to you or to the target 2 squares.
Special: When charging, you can use this power in place of a melee basic attack.