Find the rules behind the item.

UNIQUE +10% Chance to BlockIncreasedShieldBlockPercentage T2 · LVL 1 → UNIQUE +10% Chance to Block Attack Damage while Dual WieldingBlockWhileDualWielding T1 · LVL 1 → UNIQUE +10% Chance to Block Attack Damage while holding a ShieldGlobalShieldBlockChanceIncrease LVL 1 → UNIQUE +10% Chance to Block Attack Damage while not CursedAdditionalBlockWhileNotCursed LVL 1 → UNIQUE +10% Chance to Block Spell Damage while Dual WieldingDualWieldingSpellBlockForJewel LVL 1 → UNIQUE +100% Chance to Block Attack Damage if you have Blocked Spell Damage RecentlyAttackBlockIfBlockedSpellRecently LVL 1 → UNIQUE +100% chance to Block Spell Damage if you have Blocked Attack Damage RecentlySpellBlockIfBlockedAttackRecently LVL 1 → UNIQUE +12% Chance to Block Attack Damage while Dual WieldingBlockWhileDualWielding T1 · LVL 1 → UNIQUE +12% Chance to Block Attack Damage while wielding a StaffStaffBlockPercent T2 · LVL 1 → UNIQUE +15% Chance to BlockIncreasedShieldBlockPercentage T2 · LVL 1 → UNIQUE +15% Chance to Block Attack Damage while wielding a StaffStaffBlockPercent T2 · LVL 1 → UNIQUE +15% Chance to Block Attack Damage while wielding a StaffStaffBlockPercent T1 · LVL 36 → UNIQUE +15% Chance to Block Spell Damage while on Low LifeSpellBlockPercentageOnLowLife T1 · LVL 54 → UNIQUE +18% Chance to Block Attack Damage while Dual WieldingBlockWhileDualWielding T1 · LVL 1 → UNIQUE +2% Chance to Block Spell Damage per Power ChargeChanceToBlockSpellsPerPowerCharge T2 · LVL 1 → UNIQUE +20% Chance to Block Attack DamageAdditionalBlock T2 · LVL 1 → UNIQUE +20% Chance to Block Spell DamageAdditionalSpellBlock T1 · LVL 1 → UNIQUE +20% Chance to Block Spell Damage while CursedAdditionalSpellBlockWhileCursed LVL 1 → UNIQUE +22% Chance to Block Attack DamageAdditionalBlock T2 · LVL 1 → UNIQUE +22% Chance to Block Spell DamageAdditionalSpellBlock T1 · LVL 1 → UNIQUE +25% Chance to Block Attack DamageAdditionalBlock T2 · LVL 1 → UNIQUE +25% Chance to Block Spell DamageAdditionalSpellBlock T1 · LVL 1 → UNIQUE +25% chance to Block Projectile Attack DamageBlockVsProjectiles T2 · LVL 1 → UNIQUE +25% chance to Block Projectile Attack DamageBlockVsProjectiles T1 · LVL 30 → UNIQUE +3% Chance to BlockIncreasedShieldBlockPercentage T2 · LVL 1 → UNIQUE +3% Chance to Block Attack Damage while you have at least 5 Crab BarriersAdditionalBlockChance5CrabBarriers LVL 1 → UNIQUE +3% Chance to Block Spell Damage per Power ChargeChanceToBlockSpellsPerPowerCharge T1 · LVL 35 → UNIQUE +3% to maximum Chance to Block Attack DamageMaximumBlockChance T2 · LVL 1 → UNIQUE +3% to maximum Chance to Block Attack DamageMaximumBlockChance T2 · LVL 1 → UNIQUE +3% to maximum Chance to Block Attack Damage if 4 Elder Items are EquippedMaximumBlockChance4ElderItems LVL 1 →