Adamantine Strike
Fighter Attack 27
Your weapon breaks through shields and armor like they’re made of parchment.
Encounter ✦ martial, weapon
Melee Weapon
Target: One creature
Attack: Strength vs. Reflex
Hit: 4[W] + Strength modifier damage, and the target takes a –2 penalty to AC until the end of your next turn.
Adamantine Strike is an encounter power available to fighters at twenty seventh level.[PH:85]