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Art of the Gladiator
+20 to Dexterity
Ignore all Movement Penalties from Armour
10% increased Global Accuracy Rating 
It also removes movement speed penalties from body armours and shields, effectively granting up to 11% increased movement speed depending on what the character has equipped. Only the "hidden" movement speed penalties from body armours and shields are affected, so the reduced movement speed from, e.g., The Brass Dome will still apply.