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Runic Capacitor — Defect Relic in Slay the Spire 2

Updated 17 Oct 2026 Source Slay the Spire 2 relic data (spire-codex.com API), 296 relics retrieved 17 October 2026 By
Data status: The facts on this page were checked against the source named above. Game values can still shift with a patch, so re-check anything that looks off.
Runic Capacitor relic art
Runic Capacitor

Start each combat with 3 additional Orb Slots.

PoolDefect
RarityShop Relic
TriggerStart each combat with 3 additional Orb Slots
Price200 Gold at base, 170–230 across shop price modifiers

What it does

Start each combat with 3 additional Orb Slots.

Relic data comes from the community-built Slay the Spire 2 compendium API and tracks the early-access build. Treat exact numbers as community-verified; the game is still in early access and values shift between patches.

Other Defect relics

  • Cracked Core — At the start of each combat, Channel 1 Lightning.
  • Infused Core — At the start of each combat, Channel 3 Lightning. Lightning deals 1 additional damage.
  • Data Disk — Start each combat with 1 Focus.
  • Gold-Plated Cables — Your rightmost Orb triggers its passive an additional time.
  • Symbiotic Virus — At the start of each combat, Channel 1 Dark.
  • Emotion Chip — If you lost HP during the previous turn, trigger the passive ability of all Orbs at the st
  • Metronome — The first time you Channel 7 Orbs each combat, deal 30 damage to ALL enemies.
  • Power Cell — At the start of each combat, add 2 zero-cost cards from your Draw Pile into your Hand.

Other Shop Relic relics

Where to go next

All 296 relics — the full filterable list. Rarity system explains how often each tier appears.

Card database covers the cards that pair with this relic. Characters shows which run can find it.

Frequently asked questions

What does Runic Capacitor do in Slay the Spire 2?

Start each combat with 3 additional Orb Slots.

Which pool is Runic Capacitor in?

It belongs to the Defect pool and is Shop Relic.

How much does Runic Capacitor cost?

200 Gold at base, 170–230 across shop price modifiers

When does Runic Capacitor trigger?

Start each combat with 3 additional Orb Slots.

More Slay the Spire 2 guides

Sources

Figures and item data on this site are read from the game’s own reference wiki before publishing. Where a value could not be confirmed there, the page says so instead of filling the gap.