Ability Upgrade Cores : Mu Online

Ability Upgrade Core Usage Requirements

Usage Requirements

5th Advancement Completed

1. Ability Upgrade Core

Trees and Cores can be opened according to your Advancement Tier through the Button on the top of your Character Info Screen.

- 3rd : Master Skill Tree

- 4th : Skill Enhancement Tree

- 5th : Ability Upgrade Core

- Shortcut : [Ctrl + J]

1-1) Ability Upgrade Core UI

- Ability Upgrade Core Slot Categorization

A) Extra Card Slot and Equip Settings

Extra Card Slot	Extra Ability Card
	Obtain Card	Obtained through 5th Advancement Quest Rewards (Nuke/ Bolt/Wide)
	Slot Unlock Conditions	5th Advancement Completed
	Card Equip Requirements	None

B) [Skill] Ability Card Slot and Equip Settings

Skill Ability Card Slot	Extra Ability Card
	Obtain Card	Craft through Chaos Goblin (Ability Crystals : 50)
	Slot Unlock Conditions	5th Advancement Completed 1st Slot Unlock - Lv. 1,200, 2nd Slot Unlock - Lv. 1,300, 3rd Slot Unlock - Lv. 1,400
	Card Equip Requirements	[Skill] Ability Cards can Equip the Skills Upgraded in the Skill Upgrade Tree, and all Upgrade Effect Debuff Upgrade Statuses will be maintained. Ex) [Skill] Meteor Storm of Gale Equip Requirements - Meteor Storm Upgrade Skill Upgraded
	Duplicate Equip Requirements	The same [Skill] Ability Cards can be Equipped in 3 of the Slots. The Skillpower Attribute will Stack when the same Ability Cards are Equipped. Additional Effects and Additional Options will not Stack however.

C) [Option] Ability Card Slots

Category	Type 1	Type 2	Type 3	Type 4	Type 5
[Blue] Options
[Green] Options
[Purple] Options

Option Ability Card
Obtain Card	Craft through Chaos Goblin (Ability Crystals : 5)
Slot Unlock Conditions	5 Slots Unlocked after 5th Advancement, and 5 Slots Unlock for every 50 Levels afterwards
Card Equip Requirements	[Option] Ability Cards are categorized by color and types 1 - 5, and can be Equipped regardless of order in the Unlocked Slots of the corresponding Type. Character Attributes are strengthened regardless of [Skill] Ability Cards being Equipped or not.

[Slots Unlocked corresponding to Character Level after 5th Advancement]

D) [Elite] Ability Card Slots

[Blue] Elite	[Green] Elite	[Purple] Elite

Elite Ability Card
Obtain Card	Craft through Chaos Goblin (Ability Crystals : 25)
Slot Unlock Conditions	Slot Unlocked after Equipping [Option] Ability Cards in all 5 Prerequisite Option Slots
Card Equip Requirements	[Elite] Ability Cards of the same Level as the Minimum Level of an Equipped [Option] Ability Card in a Prerequisite Option Slot can be Equipped.
[Elite] Slots are Unlocked once 5 Prerequisite [Option] Ability Cards are Equipped. [Elite] Ability Card Level of the same Level as an Equipped [Option] Ability Card can be Equipped.

5. Ability Card Book

Ability Card Book

Description

Ability Card Book Basic Features
- Checking Obtained and Obtainable Ability Cards for each Class and Cards Equipped in Cores.
- Drag-and-Drop Ability Cards into Core Slots to Equip them.

Filter Feature
- The Filter Feature can be used to only view the Cards of your preference.
Multiple Filters can be Selected.

Right-Clicking Obtained Cards
- Right-Click Obtained Ability Cards to access the “Ability Level Up/Salvage" Features.