Should I upgrade Soul Storm in Slay the Spire 2?

Compare the upgraded text: Deal 9 damage. Deals 3 additional damage for each Soul in your Exhaust Pile.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Soul Storm?

Soul Storm appears in 1 tracked build: Soul Harvest (B-tier, core card).

What character uses Soul Storm?

Soul Storm is tagged as a Necrobinder card. See the Necrobinder build hub for archetypes that care about it.

Updated for Data 2026-03-17Early Access — numbers may shift with patches.

Soul Storm

Necrobinder · Attack · Rare · 1 cost

Base

Upgraded

Card text

Deal 9 damage. Deals 2 additional damage for each Soul in your Exhaust Pile.

Soul Storm+

Deal 9 damage. Deals 3 additional damage for each Soul in your Exhaust Pile.

Builds that use Soul Storm

Archetypes that draft this card in real runs, with the role it plays.

BSoul HarvestNecrobinder · Core card

Keywords

Exhaust Soul

Build context

See the Necrobinder build hub for archetypes that feature this card in real runs.

Related cards

Soul Storm FAQ

Should I upgrade Soul Storm in Slay the Spire 2?: Compare the upgraded text: Deal 9 damage. Deals 3 additional damage for each Soul in your Exhaust Pile.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Soul Storm?: Soul Storm appears in 1 tracked build: Soul Harvest (B-tier, core card).
What character uses Soul Storm?: Soul Storm is tagged as a Necrobinder card. See the Necrobinder 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.