Should I upgrade Spirit of Ash in Slay the Spire 2?

Compare the upgraded text: Whenever you play an Ethereal card, gain 5 Block.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Spirit of Ash?

Spirit of Ash appears in 1 tracked build: Banshee's Veil (B-tier, core card).

What character uses Spirit of Ash?

Spirit of Ash 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.

Spirit of Ash

Necrobinder · Power · Rare · 1 cost

Base

Upgraded

Card text

Whenever you play an Ethereal card, gain 4 Block.

Spirit of Ash+

Whenever you play an Ethereal card, gain 5 Block.

Builds that use Spirit of Ash

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

BBanshee's VeilNecrobinder · Core card

Keywords

Ethereal

Build context

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

Related cards

Spirit of Ash FAQ

Should I upgrade Spirit of Ash in Slay the Spire 2?: Compare the upgraded text: Whenever you play an Ethereal card, gain 5 Block.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Spirit of Ash?: Spirit of Ash appears in 1 tracked build: Banshee's Veil (B-tier, core card).
What character uses Spirit of Ash?: Spirit of Ash 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.