Dota 2

Keen-eyed

Neutral enchantment. Since 7.38 a neutral slot holds an artifact and an enchantment; where a value has several steps, each step is for a higher tier.

Keen-eyed
Enchantment

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Full history

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Tuned 3 times

10 lines of changes across 3 patches, condensed below to the ones that still matter.

1 buff and 1 nerf in total: roughly even.

Biggest changes

  • ◆
    Tiers changed from 2/3 to 2-4
  • ▼
    Max Mana reduction decreased from 15% to 10%
  • ◆
    Mana Regen bonus rescaled from 1/1.5 to 1/1.5/2
  • ▲
    Max Mana Penalty increased from 10% to 10/12/14%
  • ◆
    Cast Range bonus rescaled from +125/135 to +125/135/145
  • ◆
    Available at Tiers 2 and 3

Most recent change patch 7.41, Mar 2026

  • ◆
    Tiers changed from 2/3 to 2-4
  • ◆
    Mana Regen bonus rescaled from 1/1.5 to 1/1.5/2
  • ▲
    Max Mana Penalty increased from 10% to 10/12/14%
What it does now
  • + 125 / 135 / 145 Cast Range
  • + 1 / 1.5 / 2 Mana Regeneration
  • - 10 / 12 / 14% Max Mana

Every Keen-eyed change, patch by patch

All 10 changes Valve listed for Keen-eyed since patch 7.38, newest first. Last changed in 7.41 (Mar 2026).

Patch 7.41

  • ◆
    Now is a guaranteed option for Intelligence heroes only
  • ◆
    Tiers changed from 2/3 to 2-4
  • ◆
    Cast Range bonus rescaled from +125/135 to +125/135/145
  • ◆
    Mana Regen bonus rescaled from 1/1.5 to 1/1.5/2
  • ▲
    Max Mana Penalty increased from 10% to 10/12/14%

Patch 7.38c

  • ▼
    Max Mana reduction decreased from 15% to 10%

Patch 7.38

  • ◆
    Available at Tiers 2 and 3
  • ◆
    +125/135 Cast Range
  • ◆
    +1/1.5 Mana Regeneration
  • ◆
    -15% Maximum Mana