Database / Affixes

Support Skill Cost

Value by item level

The game rolls a value inside the window shown, and a higher item level raises the whole window.

Item level
Affix quality	1	30	50	70	90
Common	9–11%	14–18%	19–23%	23–29%	27–33%
Fine	9–12%	14–19%	19–25%	23–31%	27–36%
Rare	7–10%	11–16%	15–21%	18–26%	21–30%
Legendary	9–12%	14–18%	18–24%	22–30%	26–35%
Mythic	9–12%	14–18%	18–24%	22–30%	26–35%
Set	9–12%	14–18%	18–24%	22–30%	26–35%
Magic	8–12%	13–19%	17–25%	21–31%	24–36%
Unique	7–13%	11–21%	15–27%	18–34%	21–39%

Weight is relative: a line with twice the weight comes up twice as often in the same pool.