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Io Rune
Number 16 of 33
Io Rune

Weapons: +10 to Vitality
Armor: +10 to Vitality
Helms: +10 to Vitality
Shields: +10 to Vitality

Level Requirement: 35

Io is a rune in Diablo II. Three Hel runes and one Chipped Diamond are needed to create one Io through the Horadric Cube (this does not work on regular Battle.net).

Io is needed in six Rune Words

Rune Words[]

Black
3 Socket Clubs/Hammers/Maces
Thul •  Io •  Nef
Level Requirement: 35

+120% Enhanced Damage
40% Chance Of Crushing Blow
+200 To Attack Rating
Adds 3-14 Cold Damage - 3 Second Duration
+10 To Vitality
15% Increased Attack Speed
Knockback
Magic Damage Reduced By 2
Level 4 Corpse Explosion (12 Charges)

Delirium
3 Socket Helms
Lem •  Ist •  Io
Level Requirement: 51

1% Chance To Cast Level 50 Delirium When Struck
6% Chance To Cast Level 14 Mind Blast When Struck
14% Chance To Cast Level 13 Terror When Struck
11% Chance To Cast Level 18 Confuse On Striking
+2 To All Skills
+261 Defense
+10 To Vitality
50% Extra Gold From Monsters
25% Better Chance of Getting Magic Items
Level 17 Attract (60 Charges)

Memory
4 Socket Staves
Lum •  Io •  Sol •  Eth
Level Requirement: 37

+3 to Sorceress Skill Levels
33% Faster Cast Rate
Increase Maximum Mana 20%
+3 Energy Shield (Sorceress only)
+2 Static Field (Sorceress only)
+10 to Energy
+10 to Vitality
+9 to Minimum Damage
-25% Target Defense
Magic Damage Reduced by 7
+50% Enhanced Defense

White
2 Socket Wands
Dol •  Io
Level Requirement: 35

Hit Causes Monster to Flee 25%
+10 to Vitality
+3 to Poison and Bone Spells (Necromancer Only)
+3 to Bone Armor (Necromancer Only)
+2 to Bone Spear (Necromancer Only)
+4 to Skeleton Mastery (Necromancer Only)
Magic Damage Reduced by 4
20% Faster Cast Rate
+13 to Mana


Ladder-Only Rune Words[]

Dream
3 Socket Helms/Shields
Io •  Jah •  Pul
Level Requirement: 65

10% Chance To Cast Level 15 Confuse When Struck
Level 15 Holy Shock Aura When Equipped
+20-30% Faster Hit Recovery (varies)
+30% Enhanced Defense
+150-220 Defense (varies)
+10 To Vitality
Increase Maximum Life 5% (Helms Only)
+50 To Life (Shields Only)
+0.625-61.875 To Mana (+0.625 Per Character Level)
All Resistances +5-20 (varies)
12-25% Better Chance of Getting Magic Items (varies)

Pride
4 Socket Polearms
Cham •  Sur •  Io •  Lo
Level Requirement: 67

25% Chance To Cast Level 17 Fire Wall When Struck
Level 16-20 Concentration Aura When Equipped (varies)
260-300% Bonus To Attack Rating (varies)
+1-99% Damage To Demons (+1% Per Character Level)
Adds 50-280 Lightning Damage
20% Deadly Strike
Hit Blinds Target
Freezes Target +3
+10 To Vitality
Replenish Life +8
1.875-185.625% Extra Gold From Monsters (+1.875% per Character Level)


Trivia[]

Prior to Patch 1.09, Io Runes were called Po.


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