Archon's Mainspring
Tier 4 · Trinket

On this page
“Coiled tight enough to run a cathedral.”
Effects
- +0.4 steam per stroke
Equipment details
| Property | Value |
|---|---|
| Slot | Trinket |
| Tier | 4 |
| Available to | Every hero |
| Persistence | Kept between full runs |
Where to find it
Part of Brass Foundry, the family of Clockwork Citadel. Realm guardians offer family heirlooms; other encounters can also roll a family heirloom. The item tier follows encounter progression.
Attunement
While worn, matching ⌘ + V count toward these cumulative milestones. Perks are additional to the base effects, at one star.
| Matching strokes | New perk |
|---|---|
| 75 | +25.6 maximum steam |
| 300 | Pasted loads keep 6% more of their force |
| 750 | +19% burst damage |
Duplicate stars
Keeping a duplicate improves this exact heirloom up to five stars. These are base effects before awakened perks.
| Stars | Base effects |
|---|---|
| 1 | +0.4 steam per stroke |
| 2 | +0.4 steam per stroke |
| 3 | +0.5 steam per stroke |
| 4 | +0.6 steam per stroke |
| 5 | +0.6 steam per stroke |
