Find the rules behind the item.

UNIQUE 20% chance to Trigger Level 20 Tentacle Whip on KillTentacleSmashOnKill LVL 100 → UNIQUE 20% chance to Trigger Level 25 Summon Spectral Wolf on Critical Strike with this WeaponSummonWolfOnCrit LVL 1 → UNIQUE 20% chance to Trigger Socketed Spell on Kill, with a 0.5 second CooldownTriggerSocketedSpellOnKill LVL 40 → UNIQUE 20% chance to cause Bleeding on HitLocalChanceToBleed T2 · LVL 1 → UNIQUE 20% chance to create Shocked Ground when HitShockedGroundWhenHit LVL 1 → UNIQUE 20% chance to deal Double Damage while affected by Glorious MadnessDoubleDamageChanceGloriousMadness T2 · LVL 1 → UNIQUE 20% chance to deal Double Damage while affected by Glorious MadnessDoubleDamageChanceGloriousMadness T1 · LVL 70 → UNIQUE 20% chance to gain Onslaught for 4 seconds on KillChanceToGainOnslaughtOnKill T2 · LVL 18 → UNIQUE 20% chance to gain a Frenzy Charge on Critical Strike at Close RangeFrenzyChargeOnCritCloseRange T1 · LVL 69 → UNIQUE 20% chance to gain a Frenzy Charge on Killing a Frozen EnemyChanceToGainFrenzyChargeOnKillingFrozenEnemy LVL 1 → UNIQUE 20% chance to gain a Power Charge on Critical StrikePowerChargeOnCriticalStrikeChance T3 · LVL 1 → UNIQUE 20% chance to gain a Power Charge on HitPowerChargeOnHit LVL 1 → UNIQUE 20% chance to gain an Endurance Charge when you BlockChanceToGainEnduranceChargeOnBlock T1 · LVL 1 → UNIQUE 20% chance to inflict Bleeding on Hit with Attacks against Taunted EnemiesChanceToBleedOnTauntedEnemies LVL 1 → UNIQUE 20% chance to inflict Withered for 2 seconds on HitWitherOnHitChance T1 · LVL 45 → UNIQUE 20% chance to spread Tar when HitGroundTarOnHitTaken LVL 1 → UNIQUE 20% chance when you Kill a Magic Monster to gain its Modifiers for 60 secondsGainMagicMonsterModsOnKill T1 · LVL 1 → UNIQUE 20% increased Area of EffectAreaOfEffect T7 · LVL 1 → UNIQUE 20% increased Area of EffectAreaOfEffect T7 · LVL 1 → UNIQUE 20% increased Area of Effect for AttacksIncreasedAttackAreaOfEffect T1 · LVL 1 → UNIQUE 20% increased Area of Effect for AttacksIncreasedAttackAreaOfEffect T1 · LVL 1 → UNIQUE 20% increased Area of Effect if you have Blocked RecentlyAreaOfEffectIfBlockedRecently LVL 1 → UNIQUE 20% increased Area of Effect of Aura SkillsAuraIncreasedIncreasedAreaOfEffect T2 · LVL 1 → UNIQUE 20% increased Attack SpeedLocalIncreasedAttackSpeed T3 · LVL 1 → UNIQUE 20% increased Attack SpeedLocalIncreasedAttackSpeed T3 · LVL 1 → UNIQUE 20% increased Attack SpeedLocalIncreasedAttackSpeed T3 · LVL 1 → UNIQUE 20% increased Attack SpeedLocalIncreasedAttackSpeed T3 · LVL 1 → UNIQUE 20% increased Attack SpeedLocalIncreasedAttackSpeed T3 · LVL 1 → UNIQUE 20% increased Attack SpeedLocalIncreasedAttackSpeed T3 · LVL 1 → UNIQUE 20% increased Attack Speed if you have Blocked RecentlyAttackSpeedIfBlockedRecently LVL 1 →