24 Stylized Rick Layering Brushes for Zbrush 2019 including alphas, as well as 2 Bonus Brushes
Installation is super simple:
Before opening Zbrush, drop the contents of the brushes folder into: Program Files\Pixologic\ZBrush 2019\ZStartup\BrushPresets
That's it! Now your newly added brushes will show up in your brush palette every time you load up ZBrush.