Find the rules behind the item.

UNIQUE Gain (15-20) Life per Enemy Hit with SpellsLifeGainedOnSpellHit T1 · LVL 1 → UNIQUE Gain (15-20) Life per Enemy KilledLifeGainedFromEnemyDeath T5 · LVL 1 → UNIQUE Gain (15-25) Life per Enemy Hit with AttacksLifeGainPerTarget T5 · LVL 1 → UNIQUE Gain (15-25) Life per Enemy KilledLifeGainedFromEnemyDeath T5 · LVL 1 → UNIQUE Gain (15-30)% of Missing Unreserved Mana before being Hit by an EnemyGainMissingManaPercentWhenHit LVL 62 → UNIQUE Gain (2-3) Life per Enemy Hit with AttacksLifeGainPerTarget T5 · LVL 1 → UNIQUE Gain (2-4) Life per Enemy Hit with AttacksLifeGainPerTarget T5 · LVL 1 → UNIQUE Gain (20-28) Life per Cursed Enemy Hit with AttacksLifeGainOnHitCursedEnemy LVL 61 → UNIQUE Gain (20-30) Life per Enemy Hit while affected by VitalityVitalityLifeGainPerHit LVL 1 → UNIQUE Gain (20-30) Life per Enemy KilledLifeGainedFromEnemyDeath T5 · LVL 1 → UNIQUE Gain (20-40) Mana per Enemy KilledManaGainedFromEnemyDeath T4 · LVL 1 → UNIQUE Gain (200-300) Life per Ignited Enemy KilledLifeGainedOnKillingIgnitedEnemies T1 · LVL 1 → UNIQUE Gain (3-4) Life per Enemy Hit with AttacksLifeGainPerTarget T4 · LVL 13 → UNIQUE Gain (30-50) Life per Enemy Hit with this Weapon while you are LeechingLifeGainOnHitWhileLeeching LVL 1 → UNIQUE Gain (4-5) Life for each Ignited Enemy hit with AttacksLifeGainOnHitVsIgnitedEnemies LVL 37 → UNIQUE Gain (4-5) Life per Enemy Hit with AttacksLifeGainPerTarget T5 · LVL 1 → UNIQUE Gain (40-60) Life per Enemy Hit with AttacksLifeGainPerTarget T5 · LVL 1 → UNIQUE Gain (5-10) Life per Enemy Hit with AttacksLifeGainPerTarget T5 · LVL 1 → UNIQUE Gain (5-10) Mana per Enemy KilledManaGainedFromEnemyDeath T1 · LVL 40 → UNIQUE Gain (5-20) Mana per Enemy KilledManaGainedFromEnemyDeath T4 · LVL 1 → UNIQUE Gain (5-7) Life per Enemy KilledLifeGainedFromEnemyDeath T5 · LVL 1 → UNIQUE Gain (50-100) Mana per Enemy KilledManaGainedFromEnemyDeath T4 · LVL 1 → UNIQUE Gain (6-8) Life per Enemy Hit with AttacksLifeGainPerTarget T3 · LVL 15 → UNIQUE Gain (6-8) Life per Enemy Hit with AttacksLifeGainPerTarget T2 · LVL 18 → UNIQUE Gain (6-8) Life per Enemy KilledLifeGainedFromEnemyDeath T5 · LVL 1 → UNIQUE Gain (8-12)% of Maximum Life as Extra Maximum Energy Shield if no Equipped Items are CorruptedMaximumEnergyShieldAsPercentageOfLifeWithNoCorruptItems LVL 1 → UNIQUE Gain (9-11) Life per Enemy KilledLifeGainedFromEnemyDeath T4 · LVL 15 → UNIQUE Gain (9-15) Life per Enemy Hit with AttacksLifeGainPerTarget T1 · LVL 24 → UNIQUE Gain +10 Life when you Taunt an EnemyLifeGainedOnTauntingEnemy T1 · LVL 1 → UNIQUE Gain +50 Life when you Taunt an EnemyLifeGainedOnTauntingEnemy T1 · LVL 1 →