every class — slow heavy weapons gain the most relative speed
Swiftness 5–12% plays best here ; secondary rolls can add Damage or Crit Chance.
Swift Sigil
uncommon C for weapons Speed
Increases attack speed by 5–12%.
Rune stats
- Primary
- Swiftness
- Roll range
- 5–12%
- midpoint 8.5%
- Proc chance
- —
- passive effect
- Effect kind
- Speed
- Applies to
- Weapon
- Rarity
- uncommon
- C tier
True DPS gain at 10x / quality 100
| Weapon | Class | True speed | DPS no rune | DPS +Swift Sigil 8.5% | Gain |
|---|---|---|---|---|---|
| Pocket Shiv | Dagger | 0.62s | 65 | 70 | +8.5% |
| Frostpetal Blade | Katana | 0.94s | 170 | 185 | +8.5% |
| Sakura Worldsplitter | Colossal Sword | 1.755s | 262 | 284 | +8.5% |
Fixed recipe: 10x multiplier, quality 100, no trait ores. Fastest dagger vs mid katana vs heaviest colossal — speed runes shrink the swing denominator, which is worth the most on slow weapons.
Who should socket Swift Sigil
crit/speed hybrid DPS builds
Swiftness 5–12% plays best here ; secondary rolls can add Damage or Crit Chance.
Frequently asked questions
What does Swift Sigil do in The Forge? ＋
Increases attack speed by 5–12%. It sockets into weapons and rolls 5–12% on the Swiftness primary stat.
How much DPS does Swift Sigil add? ＋
At the midpoint roll (8.5%), Swift Sigil adds up to 8.5% true DPS on a 10x forge — biggest gains land on Pocket Shiv. See the sample table for per-weapon math.
What are the best weapons for Swift Sigil? ＋
Socket it on every class — slow heavy weapons gain the most relative speed — proc and DoT runes scale with hit rate, so faster weapons squeeze more out of every roll.
Where do you get Swift Sigil? ＋
Swift Sigil is a uncommon rune (C tier). Secondary rolls can add Damage, Crit Chance, Swiftness — chase a high primary roll first, secondaries are gravy.