Download The Black Grimoire for Windows
Version v1.0.0-beta.3 · released September 20, 2026
Windows will warn you — two clicks
Windows protected your PC
Microsoft Defender SmartScreen prevented an unrecognized app from starting. Running this app might put your PC at risk.
More infoWindows protected your PC
Microsoft Defender SmartScreen prevented an unrecognized app from starting. Running this app might put your PC at risk.
App: the-black-grimoire-1.0.0-beta.3-win-x64.exe
Publisher: Unknown publisher
The beta installer is not code-signed yet, so Windows shows this for every new publisher. Verify the file instead:
What you get
- A live Arena overlay with always-on match recording
- An offline deck builder running the same engine as this site
- Collection import from Arena or CSV
- An EDHPowerLevel-style power tile for every deck
Requirements
Windows 10 or 11, 64-bit. MTG Arena installed for the overlay and match recording features (the deck builder itself works without it).
Turn on detailed logs in Arena
The overlay and match recorder read MTG Arena's own log file. In Arena, go to Options → Account and enable Detailed Logs (Plugin Support), then restart Arena.
Read the privacy policy or see every release on GitHub.