MuOnline Season 21

1. Master Skill Tree Renewal

1) Debuff-related master skills are removed or their effects are changed.

2) New master skills are added.

3) The issue where some Master Skills did not increase in value due to grade enhancement has been fixed.

4) The strengthening method of some master skills will be changed.

2. Common to all classes

1) Remove some skills

① The following debuff-related master skills will be removed.

Skill name	Skill effect
Increased poison resistance	Increases resistance to poison .
Increased lightning resistance	Increases resistance to lightning .
Increased ice resistance	Increases resistance to ice .
strong will	Increases your chance to resist stun and knockback effects . When the resistance effect is activated , it is displayed as Resist .

2) Changes to the points required to strengthen some skills

① The points required to strengthen some skills will change.

② Points required for strengthening, such as the existing [Bloodstorm] Master Skill, etc.

Changes from 1 point to 10 points.

③ The maximum probability of the skill has been increased. (Maximum 3.34% -> Maximum 4.17%)

Skill name	Skill effect
plural	When taking damage, there is a chance to return 1 damage from the attack received from the target .
Increased chance of double damage	Increases the chance of double damage .
Increased chance of ignoring enemy defense	Increases the chance of damage that ignores enemy defense .
Increased chance of excellent damage	Increases the probability of excellent damage .
Increased critical damage probability	Increases critical damage chance .
Full mana recovery	When taking damage , there is a chance to fully recover mana .
Full health recovery	When taking damage, there is a chance to fully recover health .
SD full recovery	When attacking , there is a chance to fully recover SD .

3. Blade Master

1) Bravery

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Whirlwind Mastery	When using the Whirlwind skill , there is a chance that the damaged target will be pushed away 2 tiles .
Furious Strike Mastery	Has a chance to reduce the durability of one piece of armor worn by the target by 10% .
Mastery of the Strike of Destruction	Targets damaged by the Destructive Strike skill have a chance to become unable to move for 5 seconds .
Blow Mastery	Targets damaged by the Blow skill have a chance to be stunned for 2 seconds .
Destructive Strike Mastery	Targets damaged by the Destructive Strike skill have a chance to have their attack speed reduced by 50% . This effect lasts for 5 seconds .
Iron Defense	Increases defense and maximum life by up to 800 for 10 seconds , and grants immunity to status effects .
Iron Defense Enhancement	Increases defense and vitality gained by using the Iron Defense skill .

② Changes to some skill effects

- The effects of the master skills below will be changed.

Skill name	Skill Effect [ Existing ]	Skill Effect [ Change ]
Blow mastery	Grants a chance to inflict continuous additional damage equal to 10% of your Strength stat every second for 10 seconds to the damaged target .	Blow skill damage increases .

③ Changes to some skill ranks

- The rank of the skills below will change.

Skill name	Rank [Original]	Rank [Change]
Combo Enhancement	8	7

④ Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Maximum health boost	7 ranks	Boosts your vitality, giving you additional maximum vitality.

4. Grand Master

1) Wisdom

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Poison Enhancement	Increases the continuous damage of poison skills.
Sudden Ice Mastery	Targets affected by the damage will have a chance to become immobilized for 3 seconds.
Meteor Mastery	When using the Meteor skill, there is a chance that the target will be stunned for 2 seconds.

② Changes to some skill effects

- The effects of the master skills below will be changed.

Skill name

Skill Effect [Existing]

Skill Effect [Changed]

Earth Prison

Learn the skill ' Earth Prison'.

Deals high damage to surrounding enemies and has a chance to immobilize them
for 5 seconds .

Learn the skill ' Earth Prison'.

Deals high damage to surrounding enemies and has a chance to immobilize them
for 5 seconds .

* The probability is lowered.

③ Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Maximum health boost	7 ranks	Boosts your vitality, giving you additional maximum vitality.

5. High Elf

1) Salvation

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Multishot Mastery	When using a multi-shot skill, there is a chance that the target will be stunned for 2 seconds.

② Changes to some skill effects

- The effects of the master skills below will be changed.

Skill name	Skill Effect [Existing]	Skill Effect [Changed]
Poison Arrow	Learn the skill ' Poison Arrow'. Inflicts powerful damage to the target I'll poison you. Poison effect every second Deals damage equal to ( minimum attack power/5) It lasts for 10 seconds.	Learn the skill ' Poison Arrow'. Inflicts powerful damage to the target There is a certain probability of poisoning. Poison effect every second Deals damage equal to ( minimum attack power/5) It lasts for 10 seconds.
eBay	Learn the ' Evasion' skill. When using a skill, increases your basic defense success rate by 50% for 7 seconds and removes effects such as immobility . While the eBay battle continues, you become immune to immobilization and status effects .	Learn the ' Evasion' skill. When using a skill, increases your basic defense success rate by 50% for 7 seconds.
Cure	Learn the ' Cure' skill. Abnormal status effect on target Remove it.	Learn the ' Cure' skill. Removes abnormal status effects from the target with a certain probability .

③ Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Maximum health boost	7 ranks	Boosts your vitality, giving you additional maximum vitality.

6. Dimension Master

1) Chaos

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Fire Attribute Book Mastery	When using a skill with the fire attribute, continuous damage increases.
Earth Attribute Book Mastery	When using a skill with the earth attribute, there is a chance that the target taking damage will be stunned for 2 seconds.
Wind attribute book mastery	When using a skill with the wind attribute, there is a chance that the target that has been damaged will be pushed away 2 tiles.
Drain Life Mastery	When using the Drain Life skill, there is a 30% chance to drain the target's life force every second for 5 seconds.
Blind reinforcement	When using a blind skill, there is a chance to stun the target for 2 seconds.

② Changes to some skill effects

- The effects of the master skills below will be changed.

Skill name	Skill Effect [Existing]	Skill Effect [Changed]
blind	Learn the ' Blind' skill. Blinds the target with a certain probability, reducing their field of vision and drastically reducing their attack success rate. It can be reused after 5 seconds.	Learn the ' Blind' skill. Blinds the target with a certain probability, reducing their field of vision and drastically reducing their attack success rate. Can be reused after 5 seconds. * The probability is lowered.
Feralize	Learn the skill ' Paralyze'. Creates a cursed barrier around yourself that lasts for 10 seconds, reducing the movement speed of all targets within the barrier by 50%. It can be reused after 30 seconds.	Learn the skill ' Paralyze'. Creates a cursed barrier around you that lasts for 10 seconds, with a certain probability reducing the movement speed of all targets within the barrier by 50%. It can be reused after 30 seconds.
Feralize Reinforcement	Enhances the Paralyze skill. Reduces the movement speed of all targets within the cursed barrier by 50%. Deals 500 damage plus % damage every 0.5 seconds.	Enhances the Paralyze skill. Reduces the movement speed of all targets within the curse barrier by 50% with a certain probability . Deals 500 damage plus % damage every 0.5 seconds.

③ Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Maximum health boost	7 ranks	Boosts your vitality, giving you additional maximum vitality.

7. Dual Master

1) Fighting Spirit

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Ice Mastery	When using an ice skill, there is a chance that the target will be unable to move for 3 seconds.
Flamestrike Mastery	Pushes the target back with a certain probability.

② Changes to some skill effects

- The effects of the master skills below will be changed.

Skill name

Skill Effect [Existing]

Skill Effect [Changed]

Earth Prison

Learn the skill ' Earth Prison'.

Deals high damage to surrounding enemies and
has a certain probability of immobilizing them for 5 seconds
.

Learn the skill ' Earth Prison'.

Deals high damage to surrounding enemies and
has a certain probability of immobilizing them for 5 seconds
.

* The probability is lowered.

③ Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Maximum health boost	7 ranks	Boosts your vitality, giving you additional maximum vitality.

8. Lord Emperor

1) Definition

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Earth Shake Mastery	Targets damaged by the Earth Shake skill have a chance to be stunned for 2 seconds.
Fire Burst Mastery	Has a chance to stun the target for 2 seconds.
Iron Defense	Increases defense and maximum life by up to 800 for 10 seconds. You become immune to status effects.
Iron Defense Enhancement	Increases defense and vitality gained by using the Iron Defense skill.

② Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Maximum health boost	7 ranks	Boosts your vitality, giving you additional maximum vitality.

③ Change in skill strengthening points required

- The points required to strengthen the skills below will change.

- The points required for strengthening, such as the existing [Bloodstorm] Master Skill, will be changed from 1 point to 10 points.

- The maximum probability of the skill has been increased (up to 3.34% -> up to 4.17%).

Skill name	Skill effect
Spirit Road	Dark Spirit's attack has an additional chance of ignoring enemy defense .

2) Conquest

① Changes to the maximum enhancement level of some skills

- The maximum enhancement level of the skills below will be changed.

Skill name	Maximum Enhancement Level [Existing]	Maximum Reinforcement Level [Changed]
Increased command attack power	20	10

9. Fist Master

1) Will

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Dragonlore Mastery	When using the Dragonlore skill, there is a chance to inflict 100 fire damage to the target every 0.5 seconds for 10 seconds.
Chain Drive Mastery	When using the Chain Drive skill, there is a chance to inflict 100 cold damage to the target every 0.5 seconds for 10 seconds.
Dragon Slasher Mastery	When using the Dragon Slasher skill, there is a chance that the target will be stunned for 2 seconds.

② Changes to some skill effects

- The effects of the master skills below will be changed.

Skill name

Skill Effect [Existing]

Skill Effect [Changed]

Blood Howling

Learn the skill ' Blood Howling'.

When using an attack skill while the Blood Howling skill is active,
there is a 10% chance to inflict
200
bleeding damage every 0.5 seconds for 10 seconds on the target.

Reusable after 2 minutes

Learn the skill ' Blood Howling'.

When using an attack skill while the Blood Howling skill is active, there is a 1% chance to inflict 200 bleeding damage every 0.5 seconds for 10 seconds
on the target .

Reusable after 2 minutes

Blood Howling Enhancement

Increases
the bleeding effect and activation probability of the Blood Howling skill .

Increases the bleeding effect of the Blood Howling skill .

③ Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Phoenix Shot Enhancement	2 ranks	The attack power of the Phoenix Shot skill increases.
Phoenix Shot Mastery	3 ranks	When using the Phoenix Shot skill , the probability of the target's defense success rate decreasing effect increases.

④ Changes to the points required to strengthen some skills

- The points required to strengthen the skills below will change.

- The points required for strengthening, such as the existing [Bloodstorm] Master Skill, will be changed from 1 point to 10 points.

- The maximum probability of the skill has been increased (up to 3.34% -> up to 4.17%).

Skill name	Skill effect
Blood Howling Enhancement	Increases the bleeding effect of the Blood Howling skill.

10. Mirage Lancer

1) Punishment

① Some skills removed

- The following debuff-related master skills will be removed.

Skill name	Skill effect
Magic Pin Mastery	Targets damaged by the Magic Pin skill have a chance to be stunned for 2 seconds.
Bresh proficiency	Targets damaged by the Breath skill have a chance to be stunned for 2 seconds.

② Add skills

- The following new master skills are added.

Skill name	Rank	Skill effect
Maximum health boost	7 ranks	Boosts your vitality, giving you additional maximum vitality.

NEW CLASS

CRUSADER

Sự Kiện Đua Top

Máy Chủ Mới Crusader

News Season 12 Part 2 Master Skill Tree Renewal

Tình Trạng Máy Chủ

Thông Tin Máy Chủ

Công Thành Chiến

Lịch Sự Kiện