How do you earn the Mystery Machine badge in Slay the Spire 2?

Traveled to 15 or more ? rooms.

Is Mystery Machine a tiered badge?

No, Mystery Machine has a single tier.

Yes, Mystery Machine can be earned in both single-player and multiplayer.

Spire Codex is now on Overwolf. Get the in-game overlay with live card lookups and one-click run uploads. Learn more →

Mystery Machine - Slay the Spire 2 Badge | Spire Codex