Second Skin II
Decreases Heavy Armour penalties.

The only tree that works in both forms, which is why it underpins almost every build. Techniques are gated behind manuals rather than pure level, so the tree advances at the speed you find books.
What each rank gives
- 1-20% Heavy Armour penalties.
- 2-10% Heavy Armour penalties.
Second Skin II has 3 ranks. The figures shown are the ones the game's own data proves.
What it needs first
The manual that teaches it
The book itself, in 3 parts
The manual's own text, as the game writes it.
Rest of the Swordmastery tree
- Artery StrikeCritical Attack with a chance of Decapitating the target.
- ChargeCharge dealing Damage and Stunning a target and everyone on your way.
- CounterattackAttack after Perfect Block deals more Damage.
- Endless EffortIncreases Stamina.
- Fate's FavourChance for Weapon Critical Hit.
- Fleet of FootDodging cost less Stamina.
- Growing MomentumIncreases Weapon Damage with each Attack. Buff resets after receiving Damage.
- Last Stand+{0}% Weapon Damage when Health is below {1}%.
- Master FencerIncreases Swordmastery Ability Slots number.
- OmniblockOmniblock costs less Stamina.
- Pack MuleIncreases Carry Weight.
- Perfect BlockPerfect Block restores more Stamina and Activation Charge .
- Perfect RiposteAttack in Critical Direction after Perfect Block to deal Critical Damage.
- PrecisionDeal more Damage with Directional Attacks when directions don't repeat.
- Renewed FocusIncreases Activation Charge Restoration.
- Restless BladeReduces Cooldowns of Swordmastery Abilities.
- Second Skin IDecreases Medium Armour penalties.
- Sharp EyeChance to Weaken enemy on Perfect Block.
- Stinging BladeIncreases Weapon Damage.
- Sustained FocusIncreases Activation Charges number.
- Sword SageReset Active Ability Cooldowns on enemy killing.
- Tactical Mastery-{0} Activation Charge cost to all Active Abilities (minimum 1).
- VigourIncreases All Health Types.