All changes are tentative and subject to change. Source: https://www.twitch.tv/mortdog, https://www.youtube.com/watch?v=CbDIpGzzBgg

New patch, lots of changes. Keep in mind, this is just a preview. Official patch notes comes out on Wednesday. Goes to Live servers on Thursday Feb 18 (note this is 1 day later than usual due to US holiday)

System Changes
- Lucky Lanterns
- Adjusted the drop rate tables of Stage 3 & 4 Lanterns
- Stage 3 Lanterns
- It is no longer possible to get 2 Loaded Dice or 2 Target Dummies
- Stage 4 Lanterns
- It is no longer possible to get 2 Loaded Dice or 2 Target Dummies
- It is no longer possible to get 3 item components

- Chosen
- Chosen Base Odds: 33% -> 50%
- Rolling Odds
- Level 4: 60/40/0/0/0% -> 80/20/0/0/0%
- Chosen Bonus Stats
- Spell Power 30 -> 15
- Attack Damage 20 -> 10
- Mana Reduction 25% -> 15%
- Health: 400 -> 300

Trait Changes
- Assassin
- 10/30/55% -> 10/30/50% Critical Strike Chance
- 25/60/100% -> 25/55/90% Critical Strike Damage
- Cultist
- Supreme Overlord Galio (9 Cultist): 20 -> 60 Bonus Magic Resistance
- Brawler
- 400/700/1000/1600 -> 400/700/1000/1400 Bonus HP
- 10/20/60/120 -> 10/20/40/80 Bonus AD
- Divine
- 35/45/55/65 -> 25/40/55/70 True Damage & Damage Reduction

- Duelist
- 15/25/40/60% -> 12/20/35/60% Attack Speed per Stack
- Warlord
- 250/500/850 -> 250/400/700 Health
- 25/50/85 -> 25/40/70 Spell Power
- Elderwood
- 15/25/40 -> 15/20/30 Bonus Armor & MR
- 5/10/20 -> 5/10/15 Bonus AD & AP

Champ Changes – 1 Cost
- Diana
- 0.7 -> 0.65 Attack Speed
- 200/300/450 -> 175/250/350 Shield
- 90/100/110 -> 80/85/90 Orb Damage
- Nasus
- 0/60 -> 0/80 Mana
- 50 -> 40 Magic Resistance
- Fiora
- 0/75 -> 0/95 Mana
- Nidalee
- 225/300/600 -> 100/150/250 Spell Damage
- 20% -> 80% Bonus Dmg per Hex
- Fixed a bug where the damage calculation added 1 extra hex of distance

- Wukong
- 250/265/280% -> 240/250/260% Spell AD%
- Yasuo
- 180/200/225% -> 180/185/190% Spell AD%

Champ Changes – 2 Cost
- Braum
- 0.6 -> 0.75 Attack Speed
- 30/70 -> 30/60 Mana
- Teemo
- Spell Targeting: Highest Attack Speed -> Current Target
- Nautilus
- 45 -> 55 Armor
- 30 -> 40 Magic Resistance
- 60% -> 50% Fabled Shield Damage Reduction
- Zed
- 0.8 -> 0.75 Attack Speed

Champ Changes – 3 Cost
- Neeko
- 0.7 -> 0.75 Attack Speed
- 150/225/375 -> 200/300/400 Spell Damage
- 200% -> 150% Fabled Multiplier
- Shyvana
- 750 -> 700 HP
- 80 -> 60 Magic Resistance
- 150/300/600 -> 125/250/500 Burn Damage
- Nunu
- 450/650/1800 -> 450/700/1500 Spell Damage

Champ Changes – 4 Cost
- Aatrox
- 350/550/1500 -> 400/600/2000 Spell Damage
- Cho’Gath
- 40 -> 60 Armor
- Updated Spell Targeting to be less random (same as Morgana)
- Aurelion Sol
- 325/500/1750 -> 325/500/1400 Spell Damage
- Kayle
- 100/180/500 -> 100/150/400 Spell Damage

- Morgana
- 250/400/2000 -> 250/400/1600 Spell Damage
- Talon
- 240/250/275% -> 240/250/300% Spell AD%
- Xayah
- 250/275/325% -> 250/275/350% Spell AD%
- Olaf
- 40/45/50% -> 50/50/50% Cleave Damage
- Olaf’s Ragnarok now blocks the AD Reduction debuff
- Tryndamere
- 50/100 -> 60/100 Mana
- Spinning Slash
- Dash Speed Increase
- Now looks for targets in a slightly larger range to spin towards

Champ Changes – 5 Cost
- Ornn
- Eternal Winter
- 5 -> 7 hits until frozen
- Manazane
- 8 -> 4 sec Mana Restore Duration
- Eternal Winter
- Samira
- 660 -> 420 Range
- Yone
- 600/1200/9999 -> 800/1200/20000 Spell Damage
- 350/600/1500 -> 400/750/9999 Unforgotten Damage

Item Changes
- Deathblade
- 20 -> 10 AD Per Stack
- 1 -> 4 Starting Stacks
- Statikk Shiv
- 80 -> 60 Damage
- 4/5/6 -> 4 Targets Hit
- No longer deals bonus damage to shields
- Can now critically strike
- When Shiv Crits, it also reduces the MR of targets hit by 60% for 6 seconds
- Quicksilver
- Now blocks the AD Reduction debuff
- Gargoyle Stoneplate
- 15 -> 20 Armor & Magic Resist per stack
- Sunfire Cape
- 2 -> 2.5 second burn Cadence

Bug Fixes
- Fixed a bug where basic attack critical strikes triggered by the Executioner trait did not add stacks to Titan’s Resolve
- Fixed a bug where Combined Ornns don’t give you the proper amount of progress
- Fixed a bug where if your bench is full and you make a 3* Chosen that Chosen ddoesn’t get Chosen benefits
- Fixed a bug where Olaf could be kicked off the board by Lee Sin while Ragnarok was still active
- Fixed a bug where The Boss did not trigger its true damage buff if Sett was healed to full health by sources other than sit-ups (e.g. Anima Visage)
- Fixed a bug where Zilean wasn’t properly deprioritizing summoned units with Rewind Fate
- Tryndamere Spinning Slash now runs through his attack flow (applies effects like Statikk Shiv’s bonus damage or Guinsoo’s Rageblade’s bonus attack speed)