Duration Extender
Duration Extender
UpgradeSpiritTier 2

Duration Extender

1,600PassiveSpirit Power
Imbue an ability to increase its Duration.

Item Details

Cost1,600
Purchased576.3K
Avg buy time19:18
Avg sell time24:56
UpdatedOct 3, 2026

Heroes That Buy Duration Extender

Rat KingRat KingBrawlerBuy rate100.0%Win rate62.5%Matches152
VyperVyperAssassinBuy rate78.1%Win rate43.4%Matches534
CalicoCalicoAssassinBuy rate76.5%Win rate47.5%Matches324
VictorVictorBrawlerBuy rate74.5%Win rate51.0%Matches518
MinaMinaMarksmanBuy rate73.6%Win rate43.5%Matches1.3K
LashLashAssassinBuy rate66.7%Win rate44.8%Matches2.8K
WraithWraithMarksmanBuy rate64.6%Win rate46.4%Matches1.9K
CelesteCelesteMysticBuy rate62.3%Win rate45.1%Matches2.5K
YamatoYamatoAssassinBuy rate61.4%Win rate51.4%Matches2.9K
MirageMirageAssassinBuy rate60.1%Win rate45.8%Matches4.0K

Duration Extender By Rank

Highest usage Initiate 11.5%Highest win rate Ascendant 53.2%

Item Usage Across Ranks

Peak usage Initiate 11.5%
9.5%10.8%12.0%11.5%Initiate11.3%Seeker11.3%Acolyte11.2%Sentinel11.2%Mystic11.2%Ritualist11.1%Emissary11.0%Oracle10.8%Phantom10.6%Ascendant10.0%Eternus

Item Win Rate Across Ranks

High Ascendant 53.2% Low Acolyte 51.5%
50.6%52.4%54.1%52.2%Initiate52.0%Seeker51.5%Acolyte52.5%Sentinel52.7%Mystic52.8%Ritualist52.8%Emissary52.7%Oracle52.8%Phantom53.2%Ascendant52.7%Eternus

Estimated Item Buyers In Each Rank

Total buyers 142.0K
9.4KInitiate20.7KSeeker19.2KAcolyte16.1KSentinel14.3KMystic13.7KRitualist13.0KEmissary13.9KOracle13.5KPhantom5.7KAscendant2.4KEternus

Item Info

TypeUpgrade
SlotSpirit
TierTier 2
Class Nameupgrade_arcane_extension

Item Description

Imbue an ability to increase its Duration.

Item Stats

ChannelMoveSpeed-1m
AbilityUnitTargetLimit1
Ability Duration+22%
Charge Delay-1.0s

Upgrade Bonuses

BonusAbilityDurationPercent12