You do not need to look for sketchy third-party download sites to get Marc's official brushes. He provides them legally and completely free of charge through his official channels.
Click the menu icon (three lines) or drag and drop the .abr file directly into the palette window. Organize the tools into a dedicated "Marc Brunet" folder. For Procreate (iPad) marc brunet advanced brushes free top
Keep your brush Opacity at 100% and lower your Flow to 5% - 15% when using his rendering brushes. This allows you to build up color incrementally by glazing over strokes, mimicking the behavior of oils or acrylics. You do not need to look for sketchy
The pack is deceptively simple but covers the three pillars of digital painting: Organize the tools into a dedicated "Marc Brunet" folder
Marc uses a specific smudge brush for blending. If your free pack doesn't have it: