G-Mastery

Language:

• English
• 中文（简体）

[Passive] Increase the efficiency of the G-Core system. When the 'G-Core Extension' buff is max stacked, all skill's MP cost and cooldown time is decreased for 15 seconds. (Hyperactive/Extreme Heavenly Love Excluded)

Requirements

Class	Level Required	Skill Requirement
Optimus	60	Expert Training Skill Quest

Skill Information

Skill Level	Level Required	Self BuffG-MasterySelf BuffG-Mastery (At Full Stacks of G-Extension)
		Skill MP Usage Reduction	Cooldown Decrease	Damage Dealt to Boss Monsters Increase This effect is additive to your current stats.  A	Duration
PvE
1	60	5%	5%	10%	15 Seconds
2	67	10%	10%
3	69	15%	15%
4	99	20%	20%
PvP
1	60	2.5%	2.5%	10%	15 Seconds
2	67	5%	5%
3	69	7.5%	7.5%
4	99	10%	10%

Gallery

• 

  Old G-Mastery buff icon.

Updates

Date		Changes
KR	NA	PvE	PvP
03/24/2016	07/27/2016	G-Mastery added.
04/27/2017	05/10/2017	▼ Skill Cost Reduction decreased. ▼ Cooldown Decrease decreased.
09/20/2018	10/11/2018	▲ Can be renewed at max G-Extension stacks. ▼ Skill Cost Reduction changed to only Skill MP Cost Reduction.
08/01/2019	08/28/2019	▲ Increased Damage to Bosses effect added.
03/12/2020	04/08/2020	None	▼ Skill MP Usage Reduction decreased. ▼ Cooldown Decrease decreased.

Alternative Names

Server	Name	Translation
South Korea	G-마스터리	G-Mastery
China (Simplified Chinese)	G-改造	G-Reform
Germany	G-Meister	G-Master
Spain	Maestro G	G-Master
France	Maître G	G-Master
Italy	Maestro G	G-Master
Poland	Mistrz G	G-Master
United Kingdom	G-Master

Optimus - Skills

Hyper Active

Mecha Volt MX

Special Active

G-0 Battleroid

G-1 Corona

G-4 Frisbee

G-2 Rolling Thunder

Magnetic Generator

EX-C Viper

G-EX Ancient Buster

Armored Tempest

Active

Magnetic Guard

G-3 Raptor

Focused Strike!

Passive

G-Extension

Mecha Generator

G-Mastery

Awakened Will: Optimus

Awakened One

Sub Mech Revolution