You can check an official patch note here: https://ro.gnjoy.com/news/devnote/View.asp?category=1&seq=4178353&curpage=1&fbclid=IwAR3uEuzqZZJEb-O6W5xx2Zc9HVIH_DJZLB5Q9mHsg9EVD0xNaZvJqBUHQjE
The translation is down belows:
1. Dragon Knight
1.1 Servant Weapon
- At level 5, Reduce skill cooldown from 150 seconds to 60 seconds
- At level 5, Increase base dmg per hit from 2500% ATK to 4850% ATK
- Increase the number of attacks from 2 hits to 3 hits
- No longer dispel-able and clearance-able
1.2 Madness Crusher
- At level 5, Increase base dmg from 8350% ATK to 20000% ATK
1.3 Storm Slash
- At level 5, Increase base dmg per hit from 2200% ATK to 4050% ATK
1.4 Hack and Slasher
- At level 10, Increase base dmg per hit from 7700% ATK to 8550% ATK
1.5 Dragonic Breath
- Max HP % scaling increases from 12.5% to 25%
- Max SP % scaling increases from 25% to 50%
2. Meister
2.1 Axe Stomp
- At level 5, Increase delay after skill from 0.25 seconds to 0.7 seconds
- At level 5, Increase dmg per hit from 5150% ATK to 6200% ATK
2.2 Mighty Smash
- At level 10, Increase delay after skill from 0.25 seconds to 0.7 seconds
- At level 10, Increase dmg per hit from 1825%/1850% (with Axe Stomp) ATK to 2140%/2180% (with Axe Stomp) ATK
2.3 Spark Blaster
- At level 10, Increase dmg per hit from 9250% ATK to 12450% ATK
2.4 Triple Laser
- At level 5, Increase dmg per hit from 5050% ATK to 6400% ATK
3. Shadow Cross
3.1 Savage Impact
- At level 10, Increase dmg per hit from 900%/1100% (with Shadow Exceed) ATK to 1050%/1200% (with Shadow Exceed) ATK
3.2 Shadow Stab
- Change the number of attacks to 3 hits regardless of cloaking or not
- At level 5, Increase dmg per hit from 1750%/2000% (with Cloaking Exceed) ATK to 2750%/3250% (with Cloaking Exceed) ATK
3.3 Eternal Slash
- No longer Dispel-able and Clearance-able
- At level 5, Increase dmg per hit from 1325%/1825% (with Shadow Exceed) ATK to 1500%/2100% (with Shadow Exceed) ATK
4. Arch Mage
4.1 Climax
- Reduce AP consumption from 150 to 125
- Reduce cooldown from 300 seconds to 60 seconds
4.2 Floral Flare Road
- At level 5, Increase delay after skill from 0.25 seconds to 0.75 seconds
4.3 Tornado Storm
- At level 5, Increase delay after skill from 0.25 seconds to 0.75 seconds
4.4 Strantum Tremor
- At level 5, Increase delay after skill from 0.25 seconds to 0.75 seconds
4.5 Rain of Crystal
- At level 5, Increase delay after skill from 0.25 seconds to 0.75 seconds
4.6 Crimson Arrow
- At level 5, Increase base dmg formula from 1750%/3500% MATK to 2000%/3750% MATK
4.7 Storm Cannon
- At level 5, Increase base dmg formula from 6000%/7500% (with Climax) MATK to 7750%/9250% (with Climax) MATK
4.8 Rock Down
- At level 5, Increase base dmg formula from 6000%/7500% (with Climax) MATK to 7750%/9250% (with Climax) MATK
4.9 Frozen Slash
- At level 5, Increase base dmg formula from 4900%/6800% (with Climax) MATK to 5200%/7100% (with Climax) MATK
4.10 Mystery Illusion
- At level 5, Increase delay after skill from 0.5 seconds to 0.75 seconds
4.11 All Bloom
- At level 5, Increase delay after skill from 0.5 seconds to 1 second
4.12 Violent Quake
- At level 5, Increase delay after skill from 0.5 seconds to 1 second
4.13 Soul Vulcan Strike
- At level 5, Increase dmg per hit from 1250% MATK to 1500% MATK
4.14 Astral Strike
- At level 10, Increase delay after skill from 0.5 seconds to 1 second
5. Cardinal
5.1 Framen
- At level 5, Increase dmg from 4750+(Fidus Animus level x 25)% MATK/ 5250+(Fidus Animus level x 25)% (against Demon and Undead) to 6500+(Fidus Animus level x 25)% MATK/ 6750+(Fidus Animus level x 25)% (against Demon and Undead)
5.2 Pneumaticus Procella
- Reduce AP consumption from 30 to 20
- Change skill's property from holy attibute to neutral attibute
- Add 0.5 seconds delay after skill
6. Wind Hawk
6.1 Gale Storm
- Reduce cooldown from 1.2 seconds to 0.7 seconds
- At level 10, Increase dmg formula from 10000% ATK to 16500% ATK
6.2 Cresive Bolt
- At level 10, Increase dmg from 9400% ATK to 11500% ATK
- Change standing still dmg per stack from 10% (3 times, i.e. maximum at 30%) to 40% (3 times, i.e. maximum at 120%)
6.3 Calamity Gale
- Reduce AP consumption from 200 to 125
- Reduce cooldown from 180 seconds to 60 seconds
7. Imperial Guard
7.1 Attack Stance
- Reduce Fixed Cast Time from 1 second to 0.5 seconds
- Remove 1 second Variable Cast Time
- No longer Dispel-able and Clearance-able
7.2 Guard Stance
- Reduce Fixed Cast Time from 1 second to 0.5 seconds
- Remove 1 second Variable Cast Time
- No longer Dispel-able and Clearance-able
7.3 Guardian Shield
- Become AP consuming skill (for 35 AP per usage)
- Reduce duration from 60 seconds to 40 seconds
- Increase cooldown from 15 seconds to 25 seconds
- Reduce delay after skill from 1 second to 0.3 seconds
- Decrease Max HP percentage from 50% to 30%
- At level 5, Reduce base durability from 250% to 125%
7.4 Cross Rain
- Increase AP gain from 4 to 6 per usage
- At level 10, Increase dmg per hit from 3200+(Spear&Sword Mastery level x 100)% MATK/ 4500+(Spear&Sword Mastery level x 150)% MATK (with Holy Shield) to 4500+(Spear&Sword Mastery level x 100)% MATK/ 6500+(Spear&Sword Mastery level x 150)% MATK (with Holy Shield)
7.5 Holy Shield
- No longer Dispel-able and Clearance-able
7.6 Shield Shooting
- Increase AP gain from 3 to 5
- At level 5, Increase dmg from 14900+(Shield Mastery level x 250)% ATK to 18300+(Shield Mastery level x 500)% ATK
7.7 Overslash
- Increase AP gain from 3 to 5
- At level 10, Increase dmg per hit from 1600+(Spear&Sword Mastery level x 250)% ATK to 2200+(Spear&Sword Mastery level x 500)% ATK
7.8 Judgement Cross
- Change skill property from holy to neutral
8. Biolo
8.1 Explosive Powder
- At level 5, Increase dmg per hit from 3150%/3650% (with Research Report) to 3750%/4250% (with Research Report)
9. Abyss Chaser
9.1 Abyss Slayer
- Reduce AP consumption from 150 to 120
9.2 Omega Abyss Strike
- Reduce Fixed Cast Time from 1.5 seconds to 1 second
- Reduce cooldown from 3 seconds to 0.7 seconds
- Reduce AP consumption from 15 to 10
- Change skill property from neutral to fire
- At level 10, Increase dmg from 22000/23500% (against Angel and Demon) MATK to 26500/28500% (against Angel and Demon) MATK
9.3 Abyss Dagger
- At level 5, Increase dmg per hit from 4600% to 7350% ATK
9.4 Deft Stab
- At level 10, Increase dmg per hit from 3750% to 5400% ATK
9.5 From The Abyss
- Reduce cooldown from 60 seconds to 30 seconds
- Increase number of attacks from 2 hits to 5 hits
- At level 5, Increase dmg per hit from 2600% to 3400% MATK
- No longer Dispel-able and Clearance-able
9.6 Abyss Square
- At level 5, Increase dmg per hit from 2850+(Magic Sword Mastery level x 100)% MATK to 3750+(Magic Sword Mastery level x 200)%
9.7 Chain Reaction Shot
- At level 5, Increase secondary hit dmg from 12350% to 13550% ATK
9.8 Frenzy Shot
- Increase AP gain from 1 to 3
- At level 10, Increase dmg per hit from 6150% to 8250% ATK
10. Elemental Master
10.1 Summon Elemental Ardor
- Reduce cooldown from 900 seconds to 60 seconds
- Passive Mode: Increase dmg amplification of 'Fire Bolt' from 100% to 400%
10.2 Summon Elemental Diluvio
- Reduce cooldown from 900 seconds to 60 seconds
- Passive Mode: Increase dmg amplification of 'Cold Bolt' from 100% to 400%
10.3 Summon Elemental Procella
- Reduce cooldown from 900 seconds to 60 seconds
- Passive Mode: Increase dmg amplification of 'Lightning Bolt' from 100% to 400%
10.4 Summon Elemental Terremotus
- Reduce cooldown from 900 seconds to 60 seconds
- Passive Mode: Increase dmg amplification of 'Earth Spike' from 80% to 800%
10.5 Summon Elemental Serpens
- Reduce cooldown from 900 seconds to 60 seconds
- Passive Mode: Increase dmg amplification of 'Cloud Kill' from 50% to 1500%
10.6 Conflagation
- Increase delay after skill from 0.5 seconds to 0.7 seconds
- At level 5, Increase dmg per hit from 3750%/5750% (with Ardor) MATK to 6200%/7200% (with Ardor) MATK
- At level 5, Status effect chance decreases from 60% to 3%
10.7 Diamond Storm
- At level 5, Increase dmg from 8150%/14400% (with Diluvio) MATK to 12500%/20800% (with Diluvio) MATK
- At level 5, Status effect chance decreases from 90% to 5%
10.8 Lightning Land
- Increase delay after skill from 0.5 seconds to 0.7 seconds
- At level 5, Increase dmg per hit from 3750%/5750% (with Procella) MATK to 6200%/7200% (with Procella) MATK
- At level 5, Status effect chance decreases from 60% to 3%
10.9 Terra Drive
- At level 5, Increase dmg from 8150%/14400% (with Terremotus) MATK to 12500%/20800% (with Terremotus) MATK
- At level 5, Status effect chance decreases from 90% to 5%
10.10 Venom Swamp
- Increase delay after skill from 0.5 seconds to 0.7 seconds
- At level 5, Increase dmg per hit from 3750%/5750% (with Procella) MATK to 6200%/7200% (with Procella) MATK
- At level 5, Status effect chance decreases from 60% to 3%
10.11 Elemental Burst
- Reduce AP consumption from 30 to 15
- Reduce cooldown from 5 seconds to 2 seconds
- At level 10, Increase dmg from 22500%/24000% (against Dragon and Formless) MATK to 27050%/28550% (against Dragon and Formless) MATK
11. Inquisitor
11.1 Explosion Blast
- At level 5, Increase dmg from 12000%/17600% (with Oleum Sanctum) to 13450%/18200% (with Oleum Sanctum) ATK
11.2 Third Punish
- Reduce cooldown from 1 second to 0.7 seconds
- Add 0.5 seconds delay after skill
- At level 5, Increase dmg per hit from 7850% to 9450% ATK
11.3 Third Flame Bomb
- Add 0.7 seconds delay after skill
12. Troubadour&Trouvere
12.1 Rhythm Shooting
- At level 5, Increase dmg per hit from 3750%/4550% (with Sound Blend) ATK to 5300%/6100% (with Sound Blend) ATK
12.2 Metallic Fury
- At level 5, Increase dmg from 13000%/18000% (with Sound Blend) MATK to 19250%/23250% (with Sound Blend) MATK
13. Night Watch
13.1 Hidden Card
- No longer Dispel-able and Clearance-able
13.2 The Vigilante at Night
- Increase AP gain from 1 to 2
13.3 Only One Bullet
- Increase AP gain from 1 to 2
13.4 Spiral Shooting
- Increase AP gain from 1 to 2
13.5 Magazine for One
- Increase AP gain from 1 to 2
13.6 Wild Fire
- Increase AP gain from 1 to 2
14. Shinkirou&Shiranui
14.1 Shadow Dance
- At level 10, Increase dmg formula from 8050+(Shadow Hunting level x 500)% ATK to 9750+(Shadow Hunting level x 500)% ATK
14.2 Shadow Flash
- At level 10, Increase dmg from 9000+(Shadow Dance level x 500)% ATK to 11000+(Shadow Dance level x 1000)% ATK
14.3 Huuma Shuriken-Construct
- At level 10, Increase dmg from 12600+(Huuma Shuriken-Grasp level x 300)% ATK/ 15600+(Huuma Shuriken-Grasp level x 300)% (explosion) to 15900+(Huuma Shuriken-Grasp level x 500)% ATK/ 18400+(Huuma Shuriken-Grasp level x 500)% (explosion)
14.4 Kunai-Rotation
- At level 5, Increase dmg per hit from 4300+(Kunai-Distortion level x 350)% ATK to 5050+(Kunai-Distortion level x 350)% ATK
14.5 Kunai-Refraction
- At level 10, Increase dmg per hit from 3800+(Kunai-Rotation level x 100)% ATK to 4450+(Kunai-Rotation level x 100)% ATK
14.6 Red Flame Cannon
- At level 10, Increase dmg from 10500+(Darkening Cannon level x 700)% MATK to 11600+(Darkening Cannon level x 700)%
14.7 Cold Blooded Cannon
- At level 10, Increase dmg from 8850+(Darkening Cannon level x 400)% MATK to 9950+(Darkening Cannon level x 700)%
14.8 Thundering Cannon
- At level 10, Increase dmg from 10000+(Darkening Cannon level x 700)% MATK to 11600+(Darkening Cannon level x 700)%
14.9 Gold Dragon Cannon
- At level 10, Increase dmg from 9950+(Darkening Cannon level x 150)% MATK to 15800+(Darkening Cannon level x 150)%
15. Heaven Emperor
15.1 Midnight Kick
- At level 5, Increase dmg from 6600+(Sky Mastery level x 25)%/ 8800+(Sky Mastery level x 25)% ATK (during Midnight Stance) to 8300+(Sky Mastery level x 25)%/ 10500+(Sky Mastery level x 25)% ATK (during Midnight Stance)
15.2 Dawn Break
- At level 5, Increase dmg from 2400+(Sky Mastery level x 25)%/ 3400+(Sky Mastery level x 25)% ATK (during Dawn Stance) to 4100+(Sky Mastery level x 25)%/ 5100+(Sky Mastery level x 25)% ATK (during Dawn Stance)
16. Soul Ascetic
16.1 Talisman of Blue Dragon
- At level 5, Increase dmg from 9100+(Talisman Mastery level x 75)% MATK/ 11600+(Talisman Mastery level x 75)% MATK (with Blessing of the Four Directions) to 12100+(Talisman Mastery level x 75)% MATK/ 15700+(Talisman Mastery level x 75)% MATK (with Blessing of the Four Directions)
16.2 Talisman of Red Pheonix
- At level 5, Increase dmg from 7450+(Talisman Mastery level x 75)% MATK/ 9650+(Talisman Mastery level x 75)% MATK (with Blessing of the Four Directions) to 8650+(Talisman Mastery level x 75)% MATK/ 10850+(Talisman Mastery level x 75)% MATK (with Blessing of the Four Directions)
17. Hyper Novice
17.1 Double Bowling Bash
- At level 10, Increase dmg per hit from 3200+(Self-Study Tactics level x 30)% ATK to 4250+(Self-Study Tactics level x 30)% ATK
17.2 Shield Chain Rush
- At level 10, Increase dmg from 5700+(Self-Study Tactics level x 30)% ATK to 11350+(Self-Study Tactics level x 30)% ATK
17.3 Spiral Pierce Max
- At level 10, Increase dmg formula from [8700+(Self-Study Tactics level x 30)] x Size Factor% ATK to [16000+(Self-Study Tactics level x 30)] x Size Factor% ATK
17.4 Breaking Limit
- Skill amplification of Double Bowling Bash and Shield Chain Rush from 70% to 120%
17.5 Hell Drive
- At level 10, Increase dmg from 8500+(Self Sorcery Study level x 40)% MATK to 10700+(Self Sorcery Study level x 40)%
18. Spirit Handler
18.1 Chulho Sonic Claw
- At level 7, Increase dmg from 12400+(Mystical Creature Mastery level x 50)% ATK/ 15200+(Mystical Creature Mastery level x 100)% ATK (when learning Commune with Chulho) to 16500+(Mystical Creature Mastery level x 50)% ATK/ 19300+(Mystical Creature Mastery level x 100)% ATK (when learning Commune with Chulho)
18.2 Hyunrok Cannon
- At level 7, Increase dmg from 11900+(Mystical Creature Mastery level x 50)% MATK/ 14000+(Mystical Creature Mastery level x 100)% MATK (when learning Commune with Hyunrok) to 154500+(Mystical Creature Mastery level x 50)% MATK/ 18250+(Mystical Creature Mastery level x 100)% MATK (when learning Commune with Hyunrok)
Keep in mind that this update is still not final, there could be different in the real patch.