Battle fury stance
fighter utility 2
Special: "This stance ends when you spend a healing surge. You can end this stance as a free action during your turn but not on the same turn that you activated it."
Effect: "You gain a +2 power bonus to damage rolls with weapon attacks but suffer a −2 penalty to AC. The bonus damage from this stance increase to +4 at 11th level and +6 at 21st level."
Battle fury stance is a 2nd-level fighter encounter utility power. It is a stance that sacrifices AC for a weapon damage roll bonus, but ends if the user spends a healing surge.[Dr382:46]