Words that differ are marked on each side. Oku in Companions and Oku in AFK Arena have the full hero pages.
Trembling Mountain
Level 1
AFK Arena · Lv 1
Oku delivers a powerful blow to the enemy before him, knocking them back towards the edge of the battlefield, dealing damage equal to 360% of his Attack Rating to the enemy, also stunning them for 5 seconds. When used against an enemy that has a shield, or who is immune to Control Effects, the damage is increased by 75%. If the skill "Vengeful Grievance" is unlocked, 18% of Oku's Thorned Volition is expended and dealt as additional damage to the target.
Companions · Lv 1
Oku delivers a powerful blow to the enemy before him, knocking them back towards the edge of the battlefield, dealing damage equal to 360% of his Attack Rating to the enemy, also stunning them for 5s. When used against an enemy that has a shield, or who is immune to Control Effects, the damage is increased by 75%. If the skill "Vengeful Grievance" is unlocked, 18% of Oku's Thorned Volition is expended and dealt as additional damage to the target.
Level 2 · unchanged
AFK Arena · Lv 81
Damage is increased to 400%.
Companions · Lv 81
Damage is increased to 400%.
Level 3 · unchanged
AFK Arena · Lv 161
Damage is increased by 100% when used against an enemy who has a shield, or is immune to Control Effects.
Companions · Lv 161
Damage is increased by 100% when used against an enemy who has a shield, or is immune to Control Effects.
Vengeful Grievance
Level 1
AFK Arena · Lv 11
Every time Oku is attacked, he receives Thorned Volition, which has a value equal to 90% of the enemy's attack power, and which is unaffected by any damage reduction effects. Oku's Thorned Volition can reach a max value of 110% of his max health. Thorned Volition will naturally lose 10% of its value every second. Its value can be expended by other skills, increasing skill damage by a value equal to the amount of Thorned Volition expended. When actively used, Oku deals damage equal to 280% of his Attack Rating to nearby enemies, also taunting them for 4 seconds, during which time he receives 40% less damage.
Companions · Lv 11
Every time Oku is attacked, he receives Thorned Volition, which has a value equal to 90% of the enemy's attack power, and which is unaffected by any damage reduction effects. Oku's Thorned Volition can reach a max value of 110% of his max health. Thorned Volition will naturally lose 10% of its value every second. Its value can be expended by other skills, increasing skill damage by a value equal to the amount of Thorned Volition expended. When actively used, Oku deals damage equal to 280% of his Attack Rating to nearby enemies, also taunting them for 4s, during which time he receives 40% less damage.
Level 2
AFK Arena · Lv 21
When actively used, Oku taunts enemies for 6 seconds, during which time he receives 40% less damage.
Companions · Lv 21
When actively used, Oku taunts enemies for 6s, during which time he receives 40% less damage.
Level 3 · unchanged
AFK Arena · Lv 101
Thorned Volition, has a value equal to 120% of the enemy's attack power, and is unaffected by any damage reduction effects. Oku's Thorned Volition can reach a max value of 130% of his max health.
Companions · Lv 101
Thorned Volition, has a value equal to 120% of the enemy's attack power, and is unaffected by any damage reduction effects. Oku's Thorned Volition can reach a max value of 130% of his max health.
Level 4
AFK Arena · Lv 181
When actively used, Oku taunts enemies for 6 seconds, during which time he receives 60% less damage.
Companions · Lv 201
When actively used, Oku taunts enemies for 6s, during which time he receives 60% less damage.
Beetle Bash
Level 1
AFK Arena · Lv 41
Oku uses his beetle companion to initiate multiple attacks, dealing 230% of his Attack Rating per attack to the enemy, also reducing their Tenacity by 15 points for 6 seconds. If the skill "Vengeful Grievance" is unlocked, 10% of Oku's Thorned Volition' is expended and dealt as additional damage to the target.
Companions · Lv 41
Oku uses his beetle companion to initiate multiple attacks, dealing 230% of his Attack Rating per attack to the enemy, also reducing their Tenacity by 15 points for 6s. If the skill "Vengeful Grievance" is unlocked, 10% of Oku's Thorned Volition' is expended and dealt as additional damage to the target.
Level 2 · unchanged
AFK Arena · Lv 121
Damage is increased to 250%.
Companions · Lv 121
Damage is increased to 250%.
Level 3
AFK Arena · Lv 201
Enemy's Tenacity is reduced by 20 points for 6 seconds.
Companions · Lv 261
Enemy's Tenacity is reduced by 20 points for 6s.
Level 4
AFK Arena · Lv 201, engraving 30
If Oku is stunned, terrified, or prevented from healing within a span of 15 seconds, Oku's attack will inflict the same negative effect(s) on the attacker for 2.5 seconds.
Companions · Lv 261, Ascended 1-star, engraving 30
Unlocks Beetle Bash's skill upgrade: If Oku is stunned, terrified, or prevented from healing within a span of 15s, Oku's attack will inflict the same negative effect(s) on the attacker for 3s.
Besieging Fist
Level 1 · unchanged
AFK Arena · Lv 61
Oku delivers a powerful blow to the enemy before him, dealing 300% of his Attack Rating as damage to them, knocking them to the ground. If the skill "Vengeful Grievance" is unlocked, 15% of Oku's Thorned Volition' is expended and dealt as additional damage to the target.
Companions · Lv 61
Oku delivers a powerful blow to the enemy before him, dealing 300% of his Attack Rating as damage to them, knocking them to the ground. If the skill "Vengeful Grievance" is unlocked, 15% of Oku's Thorned Volition' is expended and dealt as additional damage to the target.
Level 2 · unchanged
AFK Arena · Lv 141
Oku immediately receives Thorned Volition with a value equal to 25% of his max health when he uses this skill.
Companions · Lv 141
Oku immediately receives Thorned Volition with a value equal to 25% of his max health when he uses this skill.
Level 3 · unchanged
AFK Arena · Lv 221
Damage is increased to 330%.
Companions · Lv 321
Damage is increased to 330%.
Level 4
AFK Arena · Lv 221, engraving 60
Dispels the enemy's buffs while destroying their shield.
Companions · Lv 321, Ascended 3-star, engraving 60
Unlocks Besieging Fist's skill upgrade: Dispels the enemy's buffs while destroying their shield.
Furniture skills
AFK Arena unlocks these with 3 and 9 furniture. In Companions Oku gets some of them through ascension instead.
Parrying Posture · unchanged
AFK Arena · 3/9 furniture
The amount of Thorned Volition Oku gains through any means is increased by 30%.
Companions · Ascended 5-star
The amount of Thorned Volition Oku gains through any means is increased by 30%.
Parrying Posture · unchanged
AFK Arena · 9/9 furniture
Every time Oku receives Thorned Volition equal to 20% of his max health, any damage he receives is permanently reduced by 5%. Damage reduction can be increased to a total of 25%.
Companions · 9/9 furniture
Every time Oku receives Thorned Volition equal to 20% of his max health, any damage he receives is permanently reduced by 5%. Damage reduction can be increased to a total of 25%.
Signature item: Chitinous Shield
Max level +40 in AFK Arena, +30 in Companions.
Skill level 1 · unchanged
AFK Arena · +0
20% of Oku's Thorned Volition that is expended due to him actively using skills is converted into health for himself.
Companions · +0
20% of Oku's Thorned Volition that is expended due to him actively using skills is converted into health for himself.
Skill level 2 · unchanged
AFK Arena · +10
40% of Oku's Thorned Volition that is expended due to him actively using skills is converted into health for himself.
Companions · +10
40% of Oku's Thorned Volition that is expended due to him actively using skills is converted into health for himself.
Skill level 3 · unchanged
AFK Arena · +20
The speed at which Thorned Volition is naturally lost is reduced by 50%, and the portion of Thorned Volition that is lost is converted into health for Oku.
Companions · +20
The speed at which Thorned Volition is naturally lost is reduced by 50%, and the portion of Thorned Volition that is lost is converted into health for Oku.
Skill level 4
AFK Arena · +30
40% of Oku's Thorned Volition that is expended due to him actively using skills is gradually replenished over the following 4 seconds.
Companions · +30
40% of Oku's Thorned Volition that is expended due to him actively using skills is gradually replenished over the following 4s.
Skill level 5
AFK Arena · +40
Damage dealt by Thorned Volition ignores Defense.
Companions
Not in this version
Engravings
Engraving 30
AFK Arena
If Oku is stunned, terrified, or prevented from healing within a span of 15 seconds, Oku's attack will inflict the same negative effect(s) on the attacker for 2.5 seconds.
Companions
Unlocks Beetle Bash's skill upgrade: If Oku is stunned, terrified, or prevented from healing within a span of 15s, Oku's attack will inflict the same negative effect(s) on the attacker for 3s.
Engraving 60
AFK Arena
Dispels the enemy's buffs while destroying their shield.
Companions
Unlocks Besieging Fist's skill upgrade: Dispels the enemy's buffs while destroying their shield.
Engraving 80 · unchanged
AFK Arena
Within Arena of Heroes, Legends' Challenger Tournament, Legends' Championship, Treasure Scramble, and Heroes of Esperia: Health +13.7%, Vitality +8.33
Companions
Within Arena of Heroes, Legends' Challenger Tournament, Legends' Championship, Treasure Scramble, and Heroes of Esperia: Health +13.7%, Vitality +8.33