ARAM Mayhem ARAM Mayhem rankings / builds / augments
Augment Details Prismatic T3 Patch 26.9
Pandora's Box

Pandora's Box ARAM Mayhem Augment Guide

Your current augments transform into an equal number of completely random Prismatic ones.

53.87%Win Rate
0.37%Pick Rate
T3Tier
75,146Games

Performance by Stage

Performance by stage

Stage stats
StageWin RatePick RateGamesPatch
Stage1T249.48%0.84%48,12426.9
Stage2T256.10%0.48%27,33726.9
Stage3T362.35%0.07%3,72126.9
Stage4T365.19%0.00%15826.9

Best Champions

Best champions with this augment

Top synergy

Pandora's Box Hextech Combos

Must-have augment combinations extracted from the guide

Combos
Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Transmute: Prismatic Transmute: Prismatic Transmute: Prismatic Gold
Rarity
Gold
Tier
T1
Win Rate
64.23%
Pick Rate
1.45%
Games
294,151

Gain one random Prismatic augment, excluding the other two offerings in your current assortment.

View augment details

Pandora's Box + Transmute: Prismatic

Transmute: Prismatic provides an additional random Prismatic augment before Pandora's Box transforms your augments. This effectively doubles your Prismatic augment count, as the transmuted augment remains while Pandora's Box converts your other augments into more Prismatic-tier powers, creating overwhelming statistical advantage.

Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Transmute: Chaos Transmute: Chaos Transmute: Chaos Prismatic
Rarity
Prismatic
Tier
T2
Win Rate
57.83%
Pick Rate
0.58%
Games
118,552

Gain two completely random augments, excluding the other two offerings in your current assortment.

View augment details

Pandora's Box + Transmute: Chaos

Transmute: Chaos grants two completely random augments before Pandora's Box activates. These newly acquired augments will also transform into Prismatic-tier augments, effectively quadrupling your augment value and ensuring you enter teamfights with maximum power regardless of initial augment quality.

Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Stats on Stats on Stats! Stats on Stats on Stats! Stats on Stats on Stats! Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
54.85%
Pick Rate
0.33%
Games
66,887

Gain 4 Stat Anvils , with a higher chance of obtaining Gold and Prismatic tier anvils. Additionally, on the next round of augment selection, you gain an additional reroll per augment slot.

View augment details

Pandora's Box + Stats on Stats on Stats!

Stats on Stats on Stats! provides four Stat Anvils and additional rerolls for the next augment selection. After using rerolls to optimize your augment pool, Pandora's Box converts everything into random Prismatic augments, ensuring the transformed augments have higher average quality through selective preparation.

What Not to Pair with Pandora's Box

Bad augment synergies and low-value pairings to avoid

Avoid
Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Transmute: Prismatic Transmute: Prismatic Transmute: Prismatic Gold
Rarity
Gold
Tier
T1
Win Rate
64.23%
Pick Rate
1.45%
Games
294,151

Gain one random Prismatic augment, excluding the other two offerings in your current assortment.

View augment details

Avoid Pandora's Box + Transmute: Prismatic

Avoid this pairing because Transmute: Prismatic already provides a random Prismatic augment at a 64.23% win rate, while Pandora's Box replaces your current augments with random ones. Taking both wastes the value of Transmute: Prismatic since Pandora's Box will erase it, and you lose control over your build for no additional benefit.

Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Transmute: Chaos Transmute: Chaos Transmute: Chaos Prismatic
Rarity
Prismatic
Tier
T2
Win Rate
57.83%
Pick Rate
0.58%
Games
118,552

Gain two completely random augments, excluding the other two offerings in your current assortment.

View augment details

Avoid Pandora's Box + Transmute: Chaos

Avoid this pairing because both augments provide random augment generation. Transmute: Chaos gives two random augments, but Pandora's Box will immediately transform those into different random Prismatics. This creates a chaotic cascade where you lose any strategic value from either augment.

Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Quest: Urf's Champion Quest: Urf's Champion Quest: Urf's Champion Prismatic
Rarity
Prismatic
Tier
T4
Win Rate
51.26%
Pick Rate
0.16%
Games
33,172

Quest: Score 18 champion takedowns . Reward: Upon completing your Quest , you receive The Golden Spatula . If your inventory is full at the time of quest completion, the item will be granted as soon as a slot in the inventory is available.

View augment details

Avoid Pandora's Box + Quest: Urf's Champion

Avoid this pairing because Quest: Urf's Champion requires 18 champion takedowns to complete and reward you with The Golden Spatula. Pandora's Box will transform this quest augment into a random Prismatic before you can complete it, wasting the quest entirely and removing any potential reward.

Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Quest: Steel Your Heart Quest: Steel Your Heart Quest: Steel Your Heart Gold
Rarity
Gold
Tier
T1
Win Rate
56.54%
Pick Rate
0.96%
Games
195,126

Quest: Obtain Heartsteel and accumulate over 300 bonus health from Colossal Consumption . Reward: Upon completing your Quest , increase the bonus health gained from Heartsteel's Colossal Consumption by 200%.

View augment details

Avoid Pandora's Box + Quest: Steel Your Heart

Avoid this pairing because Quest: Steel Your Heart requires obtaining Heartsteel and accumulating bonus health to complete. Pandora's Box transforms this into a random Prismatic, erasing all quest progress and wasting the augment slot on something that never pays off.

Pandora's Box Pandora's Box Pandora's Box Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
53.87%
Pick Rate
0.37%
Games
75,146

Your current augments transform into an equal number of completely random Prismatic ones.

View augment details
Stats on Stats on Stats! Stats on Stats on Stats! Stats on Stats on Stats! Prismatic
Rarity
Prismatic
Tier
T3
Win Rate
54.85%
Pick Rate
0.33%
Games
66,887

Gain 4 Stat Anvils , with a higher chance of obtaining Gold and Prismatic tier anvils. Additionally, on the next round of augment selection, you gain an additional reroll per augment slot.

View augment details

Avoid Pandora's Box + Stats on Stats on Stats!

Avoid this pairing because Stats on Stats on Stats provides 4 Stat Anvils and additional rerolls for the next augment selection round. Pandora's Box transforms this into a random Prismatic, causing you to lose both the Stat Anvils and the valuable reroll advantage.

Augment Explained

Pandora's Box

Augments

Pandora's Box: Your runes randomly change every 30 seconds, potentially becoming stronger or weaker. An exclusive rune for gamblers.

Mechanics Breakdown

Pandora's Box

Augments

Pandora's Box: Core effect: Randomly transforms one existing rune every 30 seconds. Quality rule: Transformed rune has same quality as original. Type restriction: Can transform all rune types including Augments, Quests, and Upgrades. Special rule: Won't transform into runes you already own. Death doesn't affect transformation timer.

Trigger Conditions

Pandora's Box

Augments

Pandora's Box: Automatically triggers every 30 seconds Triggers first transformation immediately when selecting rune Gains new rune effect when transforming

What Does Not Trigger

Pandora's Box

Augments

Pandora's Box: When actively changing runes, Pausing during combat, Ally rune changes

Hidden Mechanics

Pandora's Box

Augments

潘朵拉的盒子: 变换的符文不会重复 质变符文变换后还是质变品质 任务符文变换后,原任务进度会清零 升级符文变换后,原装备升级效果会消失

Best Champion Types

Pandora's Box

Augments

Pandora's Box: Champions with poor rune systems Champions in a huge deficit Gamble-type players Early-game champions

Low-Value Champion Types

Pandora's Box

Augments

Pandora's Box: Champions with perfect rune setups Champions in huge advantage Conservative players Champions with scaling runes

Playstyle Tips

Pandora's Box

Augments

Pandora's Box: Can take early game, but don't take late game when runes are complete. Adjust playstyle when getting good runes. Can gamble when behind for a possible comeback. Never take when ahead, likely to backfire.

Best Augment Combos

Pandora's Box

Augments

Pandora's Box + Transmute: Prismatic: Transmute: Prismatic provides an additional random Prismatic augment before Pandora's Box transforms your augments. This effectively doubles your Prismatic augment count, as the transmuted augment remains while Pandora's Box converts your other augments into more Prismatic-tier powers, creating overwhelming statistical advantage. Pandora's Box + Transmute: Chaos: Transmute: Chaos grants two completely random augments before Pandora's Box activates. These newly acquired augments will also transform into Prismatic-tier augments, effectively quadrupling your augment value and ensuring you enter teamfights with maximum power regardless of initial augment quality. Pandora's Box + Stats on Stats on Stats!: Stats on Stats on Stats! provides four Stat Anvils and additional rerolls for the next augment selection. After using rerolls to optimize your augment pool, Pandora's Box converts everything into random Prismatic augments, ensuring the transformed augments have higher average quality through selective preparation.

Bad Augment Synergies

Pandora's Box

Augments

Avoid Pandora's Box + Transmute: Prismatic: Avoid this pairing because Transmute: Prismatic already provides a random Prismatic augment at a 64.23% win rate, while Pandora's Box replaces your current augments with random ones. Taking both wastes the value of Transmute: Prismatic since Pandora's Box will erase it, and you lose control over your build for no additional benefit. Avoid Pandora's Box + Transmute: Chaos: Avoid this pairing because both augments provide random augment generation. Transmute: Chaos gives two random augments, but Pandora's Box will immediately transform those into different random Prismatics. This creates a chaotic cascade where you lose any strategic value from either augment. Avoid Pandora's Box + Quest: Urf's Champion: Avoid this pairing because Quest: Urf's Champion requires 18 champion takedowns to complete and reward you with The Golden Spatula. Pandora's Box will transform this quest augment into a random Prismatic before you can complete it, wasting the quest entirely and removing any potential reward. Avoid Pandora's Box + Quest: Steel Your Heart: Avoid this pairing because Quest: Steel Your Heart requires obtaining Heartsteel and accumulating bonus health to complete. Pandora's Box transforms this into a random Prismatic, erasing all quest progress and wasting the augment slot on something that never pays off. Avoid Pandora's Box + Stats on Stats on Stats!: Avoid this pairing because Stats on Stats on Stats provides 4 Stat Anvils and additional rerolls for the next augment selection round. Pandora's Box transforms this into a random Prismatic, causing you to lose both the Stat Anvils and the valuable reroll advantage.

Common Mistakes

Pandora's Box

Augments

Pandora's Box: Don't take in winning lane, might throw game Don't take with perfect rune setup, losing core rune hurts power Don't forget losing stacks from growth runes Be prepared, might get bad or god-tier runes