You can fight more naturally in the cramped and close quarters of caves and tunnels than usual. Tier: Heroic Benefit: You ignore the attack penalty for squeezing or being in a narrow or low space when attacking with a light blade or one-handed melee weapon, and the attack penalty for squeezing or being in a narrow or low space is halfed when attacking with a two-handed weapon. In addition, the attack penalty for being in a narrow and low space space is halfed.