Database / Affixes

Spell Damage

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	6–8%	10–12%	14–17%	16–20%	19–23%
Fine	6–8%	10–13%	14–18%	16–22%	19–25%
Rare	5–7%	8–11%	11–15%	13–18%	15–21%
Legendary	6–8%	9–13%	13–17%	15–21%	18–24%
Mythic	6–8%	9–13%	13–17%	15–21%	18–24%
Set	6–8%	9–13%	13–17%	15–21%	18–24%
Magic	6–8%	9–13%	12–18%	14–22%	17–25%
Unique	5–9%	8–14%	11–20%	13–23%	15–27%

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