Find the rules behind the item.

PREFIX (10-13)% increased [Spell] DamageAdept's T10 · LVL 20 → PREFIX (105-119)% increased [Spell] DamageRunic T1 · LVL 80 → PREFIX (109-128)% increased [Spell] DamageProfessor's T5 · LVL 33 → PREFIX (129-148)% increased [Spell] DamageOccultist's T4 · LVL 46 → PREFIX (13-17)% increased [Spell] DamageScholar's T8 · LVL 33 → PREFIX (14-17)% increased [Spell] DamageScholar's T9 · LVL 31 → PREFIX (149-188)% increased [Spell] DamageIncanter's T3 · LVL 60 → PREFIX (15-19)% increased [Spell] Damage +(17-20) to maximum ManaCaster's T10 · LVL 2 → PREFIX (18-21)% increased [Spell] DamageProfessor's T7 · LVL 46 → PREFIX (18-22)% increased [Spell] DamageProfessor's T7 · LVL 46 → PREFIX (189-208)% increased [Spell] DamageGlyphic T2 · LVL 70 → PREFIX (20-24)% increased [Spell] Damage +(21-24) to maximum ManaConjuror's T9 · LVL 11 → PREFIX (20-25)% increased [Spell] Damage during any [Flask] EffectActivating T6 · LVL 12 → PREFIX (209-238)% increased [Spell] DamageRunic T1 · LVL 80 → PREFIX (22-25)% increased [Spell] DamageOccultist's T6 · LVL 55 → PREFIX (23-26)% increased [Spell] DamageOccultist's T5 · LVL 60 → PREFIX (25-29)% increased [Spell] Damage +(25-28) to maximum ManaWizard's T8 · LVL 23 → PREFIX (25-34)% increased [Spell] DamageApprentice's T8 · LVL 1 → PREFIX (26-29)% increased [Spell] DamageIncanter's T4 · LVL 63 → PREFIX (26-31)% increased [Spell] Damage during any [Flask] EffectStimulating T5 · LVL 26 → PREFIX (27-30)% increased [Spell] DamageIncanter's T2 · LVL 75 → PREFIX (3-7)% increased [Spell] DamageApprentice's T13 · LVL 1 → PREFIX (30-34)% increased [Spell] DamageGlyphic T3 · LVL 71 → PREFIX (30-34)% increased [Spell] Damage +(29-33) to maximum ManaWarlock's T7 · LVL 38 → PREFIX (30-38)% increased [Spell] Damage +(34-40) to maximum ManaCaster's T10 · LVL 2 → PREFIX (32-37)% increased [Spell] Damage during any [Flask] EffectAwakening T4 · LVL 39 → PREFIX (35-39)% increased [Spell] DamageRunic T1 · LVL 82 → PREFIX (35-39)% increased [Spell] Damage +(34-37) to maximum ManaMage's T6 · LVL 46 → PREFIX (35-44)% increased [Spell] DamageAdept's T7 · LVL 8 → PREFIX (38-43)% increased [Spell] Damage during any [Flask] EffectElevating T3 · LVL 53 →