Teamfight Tactics Patch 13.15 Notes: Piltover rework and Aurelion Sol Legend nerfs

Master TFT Patch 13.15 with strategic insights, meta shifts, and practical gameplay optimizations

Patch 13.15 Overview and Release Timing

TFT Patch 13.15 introduces transformative changes to Teamfight Tactics’ core mechanics, featuring a complete Piltover trait overhaul, portal system updates, and targeted nerfs to dominant late-game strategies.

Synchronizing with League of Legends’ update cycle, this TFT patch launches on August 2nd, 2023, following standard server maintenance procedures. The development team has focused specifically on curbing the prevalence of fast-8 compositions that rush to two-star 5-cost units, creating a more balanced competitive environment.

Strategic implications extend beyond simple number adjustments, as the Piltover rework fundamentally changes how economy traits function. Players must now reconsider their early-game loss streaking approaches and adapt to the new risk-reward dynamics introduced across multiple systems.

Major System Changes and Meta Impact

The Piltover rework represents the most significant change in Patch 13.15, transforming the trait from a simple loss-streak mechanic into a dynamic win-condition system. The T-Hex now provides rewards on both victories and defeats, with power scaling adjusted to emphasize loot at lower streaks and combat strength at higher streaks.

Portal System Updates:

• REMOVED: Lavender Sea has been removed
• NEW: The Hall Of The Nine has been added
• The Hall Of The Nine: At the start of each stage, everyone gets the same loot from a highly varied pool. In Hyper Roll, loot comes every other stage.
• REWORKED: Shifting Sands: Grant all players Pandora’s Bench. Pandora’s Bench cannot be gained as an augment this game.
• Petricite Forest has been renamed Ehrenmount.

Trait Balance Adjustments:

• Bastion Armor & MR: 20/50/100/240 ⇒ 25/55/100/240
• Noxus Stat Increase Per Stack: 10% ⇒ 5%
• Noxus Maximum Stat Increase: 70% ⇒ 35%
• 3 Noxus Stats: 160 HP/16% AP and AD ⇒ 170 HP/17% AP and AD
• 6 Noxus Stats: 300 HP/30% AP and AD ⇒ 340 HP/34% AP and AD
• 9 Noxus Stats: 500 HP/50% AP and AD ⇒ 600 HP/60% AP and AD
• Rogue Bleed Health percentage: 40% ⇒ 50%
• Rogue jump logic adjusted to more consistently move to the correct target

These changes collectively reduce the power of snowballing strategies while improving consistency for traits that previously suffered from random targeting issues. The Noxus adjustments specifically target mid-game dominance while preserving late-game scaling potential.

Unit-Specific Balance Changes

Early Game Units (1-2 Cost):

• Cassiopeia Twin Fang cast time reduced
• If Cassiopeia’s target dies as Twin Fangs is about to fire, she will retarget to the nearest enemy
• Malzahar Bugfix: Malzahar will now consistently pick the best angle to cast
• Malzahar can now only hit up to 2 units with Call of the Void, down from 3 units
• Malzahar Call of the Void Damage: 200/300/450 ⇒ 185/280/420
• Samira Flair cast time reduced
• Samira Flair is now targeted and can no longer be blocked by other units
• Poppy Steadfast Hammer Shield: 290/310/330/350 ⇒ 310/330/350/350
• Galio Shield of Durand Damage Reduction: 20/20/25% ⇒ 20/20/30%
• Kassadin Force Pulse Damage: 150/225/325 ⇒ 135/200/300
• Sett Facebreaker Damage: 200/300/465 ⇒ 180/270/420

Mid Game Carries (3-4 Cost):

• Soraka Astral Infusion Empowered Heal: 40% ⇒ 33%
• Soraka Astral Infusion Damage: 115/170/265 ⇒ 125/185/290
• Swain max Mana buff: 40/80 ⇒ 30/70
• Swain Demonflare Bonus Health: 450/475/500 ⇒ 450/500/550
• Swain Demonflare Damage Per Tick: 25/40/60 ⇒ 35/50/75
• Taliyah starting Mana nerf: 20/60 ⇒ 0/60
• Teemo Noxious Trap Damage: 200/300/465/500 ⇒ 230/350/535/535
• Teemo Multicasted Noxious Trap mushrooms now prefer to bounce to targets behind the original target.
• Akshan Attack Damage: 65 ⇒ 60
• Garen Judgement Damage Per Tick: 72/75/80% ⇒ 75/75/85%

Late Game Power (5 Cost and Ryze Variants):

• Azir Arise! Damage: 95/140/500 ⇒ 100/150/550
• Kai’Sa Mana: 40/140 ⇒ 30/125
• Urgot lockout time between Disdain passive procs have been reduced
• Urgot max Mana nerf: 30/90 ⇒ 40/100
• Urgot Disdain AD ratio: 275% ⇒ 250%
• Urgot Disdain Damage: 50/75/500 ⇒ 40/60/500
• Gwen now prefers to hit multiple targets with Snip Snip! when possible.
• Ahri Essence Thief steal Damage: 115/170/1000 ⇒ 100/150/1000

These unit adjustments create more defined power curves throughout the game, with early-game units receiving quality-of-life improvements while late-game carries see targeted nerfs to prevent overwhelming power spikes.

Augment and Item Updates

Augment Changes:

• Lee Sin On a Roll has been replaced with Bronze Ticket.
• Pumping Up III Base attack speed 10% ⇒ 12%
• It Pays To Learn II XP & Gold 18 ⇒ 16
• It Pays To Learn III XP & Gold 24 ⇒ 20
• Seeing Double I Gold 1 ⇒ 2
• Seeing Double II Gold 8 ⇒ 10
• Seeing Double III Gold 3 ⇒ 4
• Small Forge Gold 6 ⇒ 4
• Medium Forge Gold 10 ⇒ 7
• On a Roll now additionally grants 2 gold.
• Risky Moves Gold: 35 ⇒ 30
• Medium-End Shopping has been disabled

Item Adjustments:

• Sniper’s Focus Damage Amp: 8% ⇒ 10% per hex
• Deathfire Grasp Damage Buff Duration: 8 ⇒ 10 seconds
• Deathfire Grasp Bonus Damage to Marked Target: 50% ⇒ 35%
• Eternal Winter Health: 300 ⇒ 200
• Hullbreaker Armor & MR: 30 ⇒ 40
• Locket of the Iron Solari Shield: 250/300/350/400 ⇒ 275/325/375/425
• Morellonomicon now applies on any damage from Abilities instead of only magic or true damage from Abilities

These augment changes primarily target economy-generating options, reducing their raw gold value while maintaining strategic diversity. Item adjustments focus on improving underperforming options like Hullbreaker while toning down overpowered combinations with Deathfire Grasp.

Strategic Tip: The Morellonomicon change now makes it viable on physical damage carries with ability-based damage, opening new itemization possibilities for champions like Jayce and Akshan.

Strategic Implications and Gameplay Tips

New Meta Strategies:

The Piltover rework demands a complete strategic reassessment. Instead of pure loss streaking, players should now aim for controlled loss sequences while maintaining board strength to secure occasional victories. The T-Hex’s visual power indicators (2-star at 20 Power, 3-star at 40 Power, 4-star at 80 Power) provide clear milestones for planning your econ transitions.

Common Pitfalls to Avoid:

• Don’t overcommit to pure loss streaking with Piltover – mixed results provide better overall value
• Avoid forcing fast-8 strategies without proper econ foundation – the Aurelion Sol nerfs make this much riskier
• Don’t ignore the portal changes – The Hall of the Nine creates unique tempo opportunities
• Stop relying on selling T-Hex for loot – this mechanic has been completely removed

Advanced Optimization Tips:

• Use the Zaun mod removal feature to bench underperforming mods and cycle for better options
• Leverage the new Rogue targeting logic for more consistent backline access
• Experiment with Morellonomicon on physical damage carries for unexpected burn damage applications
• Monitor opponent portal selections to anticipate shared loot timings from The Hall of the Nine

The overall meta shift favors balanced compositions over extreme strategies, rewarding players who can adapt their game plans based on portal selections and early augment offerings.

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