Should I upgrade Sovereign Blade in Slay the Spire 2?

Compare the upgraded text: Cost changes from 2 to 1. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.

What builds use Sovereign Blade?

Sovereign Blade appears in 1 tracked build: The King's Smith (S-tier, hero card).

What character uses Sovereign Blade?

Sovereign Blade is tagged as a Colorless card. Colorless cards can be picked by any class.

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

Sovereign Blade

Colorless · Attack · Token · 2 cost

Base

Upgraded

Card text

Retain. Deal 10 damage.

Sovereign Blade+

Cost changes from 2 to 1

Builds that use Sovereign Blade

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

SThe King's SmithRegent · Hero card

Keywords

Retain

Build context

Colorless cards splash into every class. Browse the Colorless card pool and pair it with any class build hub for archetypes that want it.

Related cards

Sovereign Blade FAQ

Should I upgrade Sovereign Blade in Slay the Spire 2?: Compare the upgraded text: Cost changes from 2 to 1. If the upgrade lowers cost, adds damage/block, or enables a combo piece, it is usually high priority.
What builds use Sovereign Blade?: Sovereign Blade appears in 1 tracked build: The King's Smith (S-tier, hero card).
What character uses Sovereign Blade?: Sovereign Blade is tagged as a Colorless card. Colorless cards can be picked by any class.

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.