Alien Head

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Alien Head
Alien Head.png
Reduces cooldowns for your skills.
Reduce skill cooldowns by 25% (+25% per stack).
Rarity Legendary
Category Utility
ID 50
Stats
Stat Value Stack Add
Cooldown 25% Exponential +25%

The Alien Head is a returning item in Risk of Rain 2.

Math[edit | edit source]

The skill cooldown is determined by the formula cooldown * 0.75 ^ amount

Amount 2s 3s 5s 7s 8s 10s 12s % reduction
1 1.5 2.3 3.8 5.3 6 7.5 9 25%
2 1.1 1.7 2.8 3.9 4.5 5.6 6.8 43.8%
3 0.8 1.3 2.1 3 3.4 4.2 5.1 57.8%
4 0.6 0.9 1.6 2.2 2.5 3.2 3.8 68.4%
5 0.5 0.7 1.2 1.7 1.9 2.4 2.8 76.3%
6 0.5 0.9 1.2 1.4 1.8 2.1 82.2%
7 0.5 0.7 0.9 1.1 1.3 1.6 86.7%
8 0.5 0.7 0.8 1 1.2 90%
9 0.53 0.6 0.8 0.9 92.5%
10 0.5 0.5 0.6 0.7 94.4%
  • The cooldown reduction can not reduce skills' cooldowns below 0.5s.

Graph[edit | edit source]

The following graph shows the effect on a 10 second cooldown.

Alien Head Graph (Labeled).png

Lore[edit | edit source]

Order: "Alien Head"
Tracking Number: 76******
Estimated Delivery: 07/13/2056
Shipping Method:  High Priority/Biological
Shipping Address: Solomon, ???, Backwaters, Mars
Shipping Details:

Important sign from the spirits. Passed down for many generations. Must be used for high noon ritual to ward off sickness and fatigue. Must be kept cool or will rot. Helps energize the kinfolk and can be used for extra human strength and agility. Important.