Updated for Data 2026-03-17Early Access — numbers may shift with patches.
Capacitor
Defect · Power · Uncommon · 1 cost
Base
Upgraded
Card text
Gain 2 Orb Slots.
Capacitor+
Gain 3 Orb Slots.
Builds that use Capacitor
Archetypes that draft this card in real runs, with the role it plays.
Build context
See the Defect build hub for archetypes that feature this card in real runs.
Related cards
Capacitor FAQ
- Should I upgrade Capacitor in Slay the Spire 2?
- Compare the upgraded text: Gain 3 Orb Slots.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
- What builds use Capacitor?
- Capacitor appears in 5 tracked builds: Storm Conductor (S-tier, flex pick), Overcharge Detonation (A-tier, core card), Permafrost Bastion (A-tier, flex pick), Umbral Engine (A-tier, flex pick), Machine Mind (B-tier, flex pick).
- What character uses Capacitor?
- Capacitor is tagged as a Defect card. See the Defect build hub for archetypes that care about it.
Patch history
SpireForge snapshots card text from Untapped exports dated 2026-03-17. When Mega Crit ships a balance patch, we re-run the scraper and refresh every affected URL—see /patches for the editorial log.