Find the rules behind the item.

UNIQUE +1 to Level of all Chaos Skill Gems if 6 Hunter Items are EquippedGlobalChaosGemLevel6HunterItems LVL 1 → UNIQUE +1 to Level of all Chaos Spell Skill GemsGlobalIncreaseChaosSpellSkillGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all Chaos Spell Skill GemsGlobalIncreaseChaosSpellSkillGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all Cold Skill Gems if 6 Redeemer Items are EquippedGlobalColdGemLevel6RedeemerItems LVL 1 → UNIQUE +1 to Level of all Cold Spell Skill GemsGlobalIncreaseColdSpellSkillGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all Fire Skill Gems if 6 Warlord Items are EquippedGlobalFireGemLevel6WarlordItems LVL 1 → UNIQUE +1 to Level of all Fire Spell Skill GemsGlobalIncreaseFireSpellSkillGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all Fire Spell Skill GemsGlobalIncreaseFireSpellSkillGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all Lightning Skill Gems if 6 Crusader Items are EquippedGlobalLightningGemLevel6CrusaderItems LVL 1 → UNIQUE +1 to Level of all Lightning Spell Skill GemsGlobalIncreaseLightningSpellSkillGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all Minion Skill GemsGlobalIncreaseMinionSpellSkillGemLevel T4 · LVL 1 → UNIQUE +1 to Level of all Minion Skill GemsGlobalIncreaseMinionSpellSkillGemLevel T4 · LVL 1 → UNIQUE +1 to Level of all Minion Skill GemsGlobalIncreaseMinionSpellSkillGemLevel T3 · LVL 63 → UNIQUE +1 to Level of all Minion Skill GemsGlobalIncreaseMinionSpellSkillGemLevel T2 · LVL 84 → UNIQUE +1 to Level of all Minion Skill GemsGlobalIncreaseMinionSpellSkillGemLevel T1 · LVL 100 → UNIQUE +1 to Level of all Physical Skill Gems if 6 Elder Items are EquippedGlobalPhysicalGemLevel6ElderItems LVL 1 → UNIQUE +1 to Level of all Physical Spell Skill GemsGlobalIncreasePhysicalSpellSkillGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all Raise Zombie Gems +1 to Level of all Raise Spectre GemsMinionGlobalSkillLevel T2 · LVL 1 → UNIQUE +1 to Level of all Raise Zombie Gems +1 to Level of all Raise Spectre GemsMinionGlobalSkillLevel T1 · LVL 22 → UNIQUE +1 to Level of all Skill GemsGlobalSkillGemLevel T2 · LVL 45 → UNIQUE +1 to Level of all Skill GemsGlobalSkillGemLevel T1 · LVL 75 → UNIQUE +1 to Level of all Spell Skill GemsGlobalIncreaseSpellSkillGemLevel T2 · LVL 1 → UNIQUE +1 to Level of all Vaal Skill GemsGlobalVaalGemLevel T1 · LVL 1 → UNIQUE +1 to Level of all non-Exceptional Support Gems if 6 Shaper Items are EquippedGlobalSupportGemLevel6ShaperItems LVL 1 → UNIQUE +1 to Maximum Endurance ChargesMaximumEnduranceCharges T3 · LVL 1 → UNIQUE +1 to Maximum Endurance ChargesMaximumEnduranceCharges T3 · LVL 1 → UNIQUE +1 to Maximum Endurance ChargesMaximumEnduranceCharges T3 · LVL 1 → UNIQUE +1 to Maximum Endurance ChargesMaximumEnduranceCharges T3 · LVL 1 → UNIQUE +1 to Maximum Endurance ChargesMaximumEnduranceCharges T3 · LVL 1 → UNIQUE +1 to Maximum Endurance ChargesMaximumEnduranceCharges T3 · LVL 1 →