Spire Codex Overlay

The official Overwolf companion app for Slay the Spire 2. Card, relic, monster, and event lookups without leaving the game, plus a live run tracker that reads your save file as you play.

Download on Overwolf

What you get

In-game lookup for cards, relics, potions, monsters, events, and powers, all backed by the live Spire Codex API, so the data matches every patch
Live run tracker reads current_run.save and updates a few times per minute as you move between rooms
Quick-peek window (Ctrl+Space), instant search without leaving the game
Off-game desktop window so you can browse the codex between runs without alt-tabbing

Default hotkeys

All hotkeys are rebindable from Overwolf → Settings → Hotkeys if any of these conflict with your binds.

Shift + F9Show / hide the overlay

Ctrl + SpaceOpen the quick-peek lookup

F8Toggle click-through (move mouse through the overlay)

Shift + F10Show / hide the desktop window

Shift + F1Show / hide the hotkey reminder

About Overwolf

Overwolf is a sandbox for in-game overlays trusted by millions of players across League of Legends, Minecraft, World of Warcraft and more. The platform handles sign-in, updates, and game-event APIs so companion apps stay safe and unobtrusive, no DLL injection, no risk of bans. Install Overwolf once and you can launch Spire Codex Overlay (and any other companion app you like) the next time you start the game.

Get the overlay

Free, opt-in, and you can uninstall it from Overwolf at any time.

Download on Overwolf