Find the rules behind the item.

UNIQUE 20% reduced Chill Duration on youReducedChillDurationOnSelf T1 · LVL 25 → UNIQUE 20% reduced Damage taken from Projectile HitsProjectileDamageTaken LVL 1 → UNIQUE 20% reduced Duration of Elemental Ailments on EnemiesElementalStatusAilmentDuration T1 · LVL 1 → UNIQUE 20% reduced Effect of Curses on youReducedCurseEffect T1 · LVL 1 → UNIQUE 20% reduced Effect of Curses on youCurseEffectOnYouJewel LVL 1 → UNIQUE 20% reduced Enemy Stun ThresholdStunThresholdReduction T3 · LVL 1 → UNIQUE 20% reduced Frenzy Charge DurationFrenzyChargeDuration T3 · LVL 1 → UNIQUE 20% reduced Ignite Duration on EnemiesBurnDuration T4 · LVL 1 → UNIQUE 20% reduced Light RadiusLightRadius T7 · LVL 1 → UNIQUE 20% reduced Mana Cost of Skills when on Low LifeReducedManaCostOnLowLife LVL 1 → UNIQUE 20% reduced Mana Regeneration RateManaRegeneration T9 · LVL 1 → UNIQUE 20% reduced Movement SpeedMovementVelocity T10 · LVL 1 → UNIQUE 20% reduced Projectile SpeedProjectileSpeed T9 · LVL 1 → UNIQUE 20% reduced Projectile SpeedProjectileSpeed T9 · LVL 1 → UNIQUE 20% reduced Projectile SpeedProjectileSpeed T9 · LVL 1 → UNIQUE 20% reduced Rarity of Items foundItemFoundRarityIncrease T12 · LVL 1 → UNIQUE 20% reduced Rarity of Items foundItemFoundRarityIncrease T12 · LVL 1 → UNIQUE 20% reduced Reservation Efficiency of SkillsReservationEfficiency T1 · LVL 1 → UNIQUE 20% reduced Reservation Efficiency of SkillsReducedAllReservationLegacy T1 · LVL 1 → UNIQUE 20% reduced Strength RequirementIncreasedStrengthRequirements T1 · LVL 1 → UNIQUE 20% reduced Stun Threshold 30% increased Stun and Block RecoveryIncreasedStunRecoveryReducedStunThreshold T3 · LVL 20 → UNIQUE 20% reduced Stun Threshold 40% increased Stun and Block RecoveryIncreasedStunRecoveryReducedStunThreshold T2 · LVL 50 → UNIQUE 20% reduced Stun Threshold 50% increased Stun and Block RecoveryIncreasedStunRecoveryReducedStunThreshold T1 · LVL 80 → UNIQUE 20% reduced maximum LifeMaximumLifeIncreasePercent T7 · LVL 1 → UNIQUE 20% reduced maximum ManaMaximumManaIncreasePercent T6 · LVL 1 → UNIQUE 200 Cold Damage taken per second per Frenzy Charge while movingDamageTakenPerFrenzyChargeMoving LVL 1 → UNIQUE 200 Fire Damage taken per second per Endurance Charge if you've been Hit RecentlyDamageTakenPerEnduranceChargeWhenHit LVL 1 → UNIQUE 200% increased Armour against ProjectilesArmourPercentVsProjectiles LVL 1 → UNIQUE 200% increased Armour and Energy ShieldLocalArmourAndEnergyShield T2 · LVL 1 → UNIQUE 200% increased Damage with Claws while on Low LifeIncreasedClawAllDamageOnLowLife LVL 1 →