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League of Legends Wiki
For its successor, see Leeching Leer Leeching Leer.
For the Wild Rift icon.png Wild Rift item, see Catalyst of Aeons Catalyst of Aeons.
For the Legends of Runeterra icon.png Legends of Runeterra card, see LoR Spell Non-Slow Indicator.png5 Catalyst of Aeons.
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"You belong in a museum!"

This article or section may contain obsolete information, but exists here for historical purposes.

  • This item has been removed on patch V10.23.

Catalyst of Aeons was an epic item in League of Legends icon.png League of Legends.

Recipe

Catalyst of Aeons item.png
Catalyst of Aeons
1100 Gold 1100 (350 Gold 350)

Builds Into

Cost Analysis

Gold Value
  • 225 health = 600 Gold 600
  • 300 mana = 420 Gold 420
  • Total Gold Value = 1020 Gold 1020

Gold efficiency

  • Catalyst of Aeons' Catalyst of Aeons' base stats were 92.73% gold efficient.

Strategy

  • With the increased durability and sustainability it provides, Catalyst of Aeons Catalyst of Aeons allows champions to remain in their lanes longer without needing to recall.

Trivia

  • The word Catalyst means something or someone that precipitates or causes an event to happen without being used up itself, referring to the item's passive effect.
  • Catalyst mana restore is applied after resistances. The higher your resistances the less mana you will regain from damage.
  • Shields are treated the same as normal health for the damage to mana calculations.
  • The name "Aeons" may be a reference to the Star Craft map Aeon of Strife, by Aeon64, which was the spark that began the MOBA genre.
Freljord Crest icon.png

Patch History

V10.23 - Removed
V9.1 - January 21, 2019
V8.24
V8.4
V7.13
V7.12
V6.9
  • Renamed to Catalyst of Aeons Catalyst of Aeons from Catalyst the Protector Catalyst the Protector.
  • Total cost reduced to 1100 Gold 1100 from 1200 Gold 1200.
    • Combine cost reduced to 350 Gold 350 from 450 Gold 450.
  • Removed Unique Passive - Valor's Reward: On leveling up, restores 150 health and 200 mana over 8 seconds.
  • New Unique Passive - Eternity: 15% of damage taken from enemy champions is gained as mana. 20% of Mana spent is gained as health, up to 15 health per spell cast or 15 health per second for toggled spells.

References

List of Items

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