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Cost Analysis

Gold Value
  • 120 ability power + 42 (from passive) = Gold 3523.5
    • Total Gold Value = Gold 3523.5

Passive Gold Value

Gold Efficiency*

  • Rabadon's Deathcap item Rabadon's Deathcap is 97.88% gold efficient by itself.
    • Rabadon's Deathcap item Rabadon's Deathcap efficiency is further increased by 20.03% for every 100 Ability Power obtained from other sources.
    • To become gold efficient, it needs at least 37 Ability Power obtained from other sources.

Similar Items


  • Rabadon's Deathcap item Rabadon's Deathcap is a powerful item for pure ability power casters, and is also very effective on burst assassins and hybrid champions that take advantage of Lich Bane item Lich Bane for additional burst.
  • Rabadon's Deathcap item Rabadon's Deathcap is essential for any champion with ability power ratios, tanky or carry, wishing to deal significant magic damage that will carry into late game.
    • Depending from the champion's base damage and/or ability power ratios, however, Void Staff item Void Staff may be a better purchase.
      • Champions with high base damage will generally benefit more from Void Staff, especially if they have low ability power ratios. But a champion with high ratios but low base damage, such as Kassadin OriginalSquare Kassadin or Fizz OriginalSquare Fizz, will benefit more from Rabadon's Deathcap.
  • Rabadon's Deathcap item Rabadon's Deathcap's passive stacks multiplicatively with Archmage mastery 2014.png Archmage. The two combined increases ability power by 41.75%.


  • This item resulted from a separation of the offensive and defensive abilities of Zhonya's Ring item Zhonya's Ring. This is the offensive item, while Zhonya's Hourglass item Zhonya's Hourglass is its defensive counterpart.
  • It was originally named Banksy's Deathcap in the Patch Day Preview. This is a tribute to one of Riot's employees named Banksy (David Banks, Director of Platform Engineering).
  • The image artwork would seem to be based on the Sorting Hat from the Harry Potter franchise. There are eyes and a mouth-like band visible on the hat, very similar to the Sorting Hat.
  • Not counting other ability power items, runes, and masteries Rabadon's Deathcap item Rabadon's Deathcap gives 162 ability power alone. The upgrade from its parts grants 42 AP.
  • While it has the potential to be the single highest source of ability power in the game, Rabadon's Deathcap is rarely purchased first, as its passive ability requires other ability power items to be fully effective, to the point of the item being barely cost effective, which the large majority of expensive items are by a large margin.
  • It is also somewhat difficult to build early in the game as one of its components is quite expensive, making it difficult to purchase without kills or other gold income.

Patch History


  • Total cost increased to Gold 3800 from Gold 3500.



  • Tooltip now displays the amount of ability power gained from its unique passive.


  • Combine cost increased to Gold 840 from Gold 740.
  • Total cost increased to Gold 3300 from Gold 3200.
  • Ability power bonus increased to 30% from 25%


  • Item cost reduced to Gold 3200 from Gold 3600.
  • Combine cost reduced to Gold 740 from Gold 1140.
  • Base ability power reduced to 120 from 140.
  • Bonus ability power reduced to 25% from 30%.


  • Removed from Crystal Scar.


  • Ability power reduced to 140 from 155.


  • Total cost increased to Gold 3600 from Gold 3400.


  • Total cost increased to Gold 3400 from Gold 3300.



List of Items

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