# Ring of Starless Skies

Mythic Unique Ring in Diablo IV Season 15 (patch 3.2.1) for All classes.

**Unique power:** Spending your Primary Resource reduces the Resource cost of your Skills and increases your damage by 10%[x] for 3 seconds, up to 50%[x].

## Affixes
- +Primary Core Stat
- +% Attack Speed ([8 - 10]%)

## Where it drops
- All Lair/Uber Bosses loot pool (Mythic)
- Horadric Cube: Upgrade Ancestral Unique -> Mythic (S15 recipe)
- Season Rank rewards: 5 Mythic Unique Caches + up to 10 Resplendent Sparks
- Jeweler Rune Crafting produces a random Mythic of the slot (no Crafted tag)
- Any Lair Boss (Iconic Mythic pool) / Blacksmith Iconic Mythic cache / Jeweler rune crafting
- Horadric Cube: craft with Resplendent Sparks / Runes; S15: Upgrade Direct Item to Mythic ('Crafted' tag)
- Echo of Mephisto: 3.2.1 'Increased overall loot quality for Echo of Mephisto, including a guaranteed Mythic Drop'.
- All Tormented Lair Bosses (5 chances at 1.5% each per kill, one guide); Greater Lair Bosses 2x rate; Belial highest