Duration Extender
Duration Extender
UpgradeSpiritTier 2

Duration Extender

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

Item Details

Cost1,600
Purchased564.2K
Avg buy time17:44
Avg sell time23:42
UpdatedMay 29, 2026

Heroes That Buy Duration Extender

VyperVyperAssassinBuy rate71.6%Win rate46.0%Matches898
VictorVictorBrawlerBuy rate70.5%Win rate52.8%Matches559
CalicoCalicoAssassinBuy rate68.7%Win rate53.7%Matches607
LashLashAssassinBuy rate68.5%Win rate45.6%Matches2.7K
WraithWraithMarksmanBuy rate61.4%Win rate47.4%Matches5.8K
CelesteCelesteMarksmanBuy rate60.8%Win rate46.0%Matches3.0K
MinaMinaMarksmanBuy rate59.9%Win rate47.5%Matches3.4K
BillyBillyBrawlerBuy rate57.7%Win rate50.3%Matches8.5K
Grey TalonGrey TalonMarksmanBuy rate56.6%Win rate53.5%Matches21.7K
YamatoYamatoAssassinBuy rate55.5%Win rate51.8%Matches4.2K

Duration Extender By Rank

Highest usage Mystic 11.3%Highest win rate Eternus 66.7%

Item Usage Across Ranks

Peak usage Mystic 11.3%
4.0%8.2%12.4%10.8%Initiate10.8%Seeker10.7%Acolyte11.0%Sentinel11.3%Mystic11.1%Ritualist11.1%Emissary11.0%Oracle9.9%Phantom9.6%Ascendant5.1%Eternus

Item Win Rate Across Ranks

High Eternus 66.7% Low Ascendant 50.4%
47.5%58.5%69.6%51.8%Initiate51.4%Seeker51.8%Acolyte52.2%Sentinel51.7%Mystic52.5%Ritualist52.8%Emissary52.8%Oracle51.6%Phantom50.4%Ascendant66.7%Eternus

Estimated Item Buyers In Each Rank

Total buyers 28.4K
2.6KInitiate4.5KSeeker4.1KAcolyte3.6KSentinel3.6KMystic3.8KRitualist4.0KEmissary942Oracle997Phantom414Ascendant3Eternus

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