Upgrade Thornmail

Silver

Upgrades Bramble Vest and Thornmail, increasing the armor stat of both items by 25 and empowering Thorns to generate a protective shell around you that grants 25% damage reduction. The shell is broken by the next enemy champion to use a basic attack on-hit against you, which causes them to take 50 to 250 (+ 30% armor) (+ 30% magic resistance) (+ 12% maximum health) magic damage. Shell regenerates after 20 to 5 seconds of being out-of-combat.

53.69%

Win Rate

8.59%

Pick Rate

#142

Rank

26.3

Introduced

Upgrade Thornmail Trend (Recent Snapshots)

Date	Patch	Rank	Win Rate	Pick Rate
2026-02-06	26.3	#44	55.70%	1.19%

Best Champions for Upgrade Thornmail

Specifically Recommended

Community Combos with Upgrade Thornmail

Submit Your Combo

Optional: Log in for profile credit →

Combo Name

Champion

Notes (optional)

Loading community combos...

Other Silver Augments

Slap Around 60.72%

Goredrink 60.30%

Stats! 61.09%

Upgrade Collector 59.29%

ADAPt 56.76%

Deft 58.13%

Weighted Popoffs 54.47%

Speed Demon 54.97%

View all augments →

Upgrade Thornmail Augment Guide - ARAM: Mayhem

Upgrade Thornmail is a silver rarity augment in ARAM: Mayhem with a 53.69% win rate and 8.59% pick rate, ranking #142 among all augments. This augment was introduced in patch 26.3.

Upgrades Bramble Vest and Thornmail, increasing the [stat:armor]armor[/stat] stat of both items by [stat:armor]25[/stat] and empowering Thorns to generate a protective shell around you that grants 25% damage reduction. The shell is broken by the next enemy champion to use a basic attack on-hit against you, which causes them to take [stat:magic]50 to 250[/stat] [stat:armor](+ 30% armor)[/stat] [stat:mr](+ 30% magic resistance)[/stat] [stat:health](+ 12% [b]maximum[/b] health)[/stat] [stat:magic]magic damage[/stat]. Shell regenerates after 20 to 5 seconds of being out-of-combat.

When selecting augments in ARAM: Mayhem, Upgrade Thornmail is particularly effective on champions that can maximize its benefits.