Should I upgrade Piercing Wail in Slay the Spire 2?

Compare the upgraded text: ALL enemies lose 8 Strength this turn. Exhaust.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Piercing Wail?

Piercing Wail appears in 1 tracked build: Untouchable (B-tier, core card).

What character uses Piercing Wail?

Piercing Wail is tagged as a Silent card. See the Silent build hub for archetypes that care about it.

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

Piercing Wail

Silent · Skill · Common · 1 cost

Base

Upgraded

Card text

ALL enemies lose 6 Strength this turn. Exhaust.

Piercing Wail+

ALL enemies lose 8 Strength this turn. Exhaust.

Builds that use Piercing Wail

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

BUntouchableSilent · Core card

Keywords

Exhaust Strength

Build context

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

Related cards

Piercing Wail FAQ

Should I upgrade Piercing Wail in Slay the Spire 2?: Compare the upgraded text: ALL enemies lose 8 Strength this turn. Exhaust.. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Piercing Wail?: Piercing Wail appears in 1 tracked build: Untouchable (B-tier, core card).
What character uses Piercing Wail?: Piercing Wail is tagged as a Silent card. See the Silent 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.