Capital Games has released the kit and their Developer Insights on their two newest Galactic Legend characters – Jedi Master Luke Skywalker and Sith Eternal Emperor. This info is listed below along with links to the full text from the EA SWGoH forums:

First the kit for Jedi Master Luke Skywalker:

Jedi Master Luke Skywalker

ALIGNMENT: Light
CATEGORIES: Galactic Legend, Light Side, Tank, Leader, Jedi
The wizened Jedi master of legend who empowers his Jedi allies with the knowledge and skills he has obtained

ABILITIES:
Basic: (ZETA) Indomitable Blast
FINAL TEXT: Inflict Buff Immunity on target enemy for 2 turns and deal Special damage to them. Luke gains 2% Max Health (stacking, max 20%) until the end of encounter. This attack will critically hit if able and can’t be countered.

Special 1: (ZETA) They Grow Beyond (Cooldown 4)
FINAL TEXT: Inflict Tenacity Down on target enemy for 2 turns, then Daze them for 2 turns. Increase their cooldowns by 1.
Raid Bosses: Inflict Tenacity Down on target enemy for 2 turns, then inflict 3 Expose for 2 turns on them.
Call target other Light Side ally to assist, then grant them and Jedi Master Luke Skywalker Advantage and Critical Damage Up for 2 turns.
If target other ally is a Jedi, that ally gains Jedi Lessons for 3 turns, which can’t be copied. If they already have Jedi Lessons, the duration for all current stacks on them resets to 3 turns (max 3 stacks).
This ability can’t be resisted or evaded.
Jedi Lessons: +20% Mastery per stack

Special 2: (ZETA) Efflux (Cooldown 4)
FINAL TEXT: Deal Special damage to all enemies. Then, remove 20% Turn Meter from them and inflict Ability Block and Breach for 2 turns. Deal 10% more damage and remove an additional 5% Turn Meter for each ally with Jedi Lessons or Jedi Legacy.
All Jedi allies gain 15% Turn Meter and Critical Hit Immunity for 1 turn.
Breach: -25% Speed, -25% Defense (Does not stack with Speed Down or Defense Down)
Unique 1: (ZETA) Jedi Legacy
FINAL TEXT: Jedi allies may gain Jedi Lessons.
The first time each other Light Side ally falls below 100% Health, they recover 25% Health and Protection, doubled for Jedi allies.
At the start of battle, Jedi Master Luke Skywalker gains Jedi Legacy until the end of battle, which can’t be copied, dispelled, or prevented.
Jedi Legacy: +100% Mastery and ignores Taunt during their turn; can’t gain Jedi Lessons

Unique 2: (ZETA) Galactic Legend
FINAL TEXT: This unit takes reduced damage from percent Health damage effects and massive damage effects. They take massive damage from destroy effects (excludes raid bosses) and are immune to stun effects.
This unit has +10% Max Health and Max Protection per Relic Amplifier level, and damage they receive is decreased by 30%.

Leader: (ZETA) Legend of the Jedi
FINAL TEXT: All Light Side allies have +10% Max Health and Max Protection, doubled for Jedi allies. All Jedi allies have +30% Offense and +40 Speed.
If all allies are Jedi, Jedi Master Luke Skywalker Taunts while he has Protection.
The first time each other Jedi ally falls below 100% Health, they dispel all debuffs on themselves and gain Critical Hit Immunity, Defense Up, and Tenacity Up for 2 turns. Then, Luke Taunts for 2 turns, which can’t be copied, dispelled, or prevented.
At the start of battle, Jedi allies gain the granted ability Inherited Teachings.
Inherited Teachings: Gain Jedi Lessons for 3 turns and call target other Light Side ally to assist, dealing 90% less damage. Then, they deal true damage to the target enemy based on 60% of Jedi Master Luke Skywalker’s base Max Protection, which can’t be evaded.
If that ally is a Jedi, they gain Jedi Lessons for 3 turns and 15% Turn Meter, recover Protection equal to 5% of Luke’s base Max Protection, and reduce the cooldown of their Inherited Teachings by 1.
This ability can’t be used if there are no other Jedi allies. (Cooldown: 2)

Ultimate: Heroic Stand (Must charge to 100% before use)
FINAL TEXT: Jedi Master Luke Skywalker gains 8% Ultimate Charge whenever a Jedi ally gains Jedi Lessons or the duration of all their current stacks of Jedi Lessons is reset.
Jedi Master Luke Skywalker transforms into Jedi Master Luke Skywalker (Heroic) and dispels Jedi Lessons from all Jedi allies.
Dispel all debuffs on all Jedi allies and reset the cooldowns of their Special abilities. All Jedi allies gain Critical Chance Up and Critical Damage Up for 2 turns and gain Jedi Legacy and 35% Offense until the end of battle.
When Luke transforms, the max cooldown for They Grow Beyond and Efflux is reduced by 2.

Now a bit of the Developer Insight into the new Luke:

The Basics:

• Jedi Master Luke Skywalker is the ultimate Tank for any Jedi squad.
• Luke protects his Light Side allies, particularly his Jedi allies, when they drop below 100% Health
• All Jedi are granted a new ability, Inherited Teachings, at the start of battle and can be used to call target Light Side ally to assist and deal True damage based off of Jedi Master Luke’s Max Protection.
• His Special 2, Efflux, is an AoE attack that reduces the enemy’s Turn Meter, applies Ability Block and Breach while providing his Jedi allies Turn Meter.

Click here for the entire post of Developer Insights into Galactic Legend Jedi Master Luke Skywalker.