Fighter Attack 27Adamantine Strike
Your powerful strike breaks through your foe’s slow defenses like a dagger through parchment, leaving it reeling.
Encounter Martial, Weapon
Standard Action 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.
Published in Player's Handbook, page(s) 85, Class Compendium.