The Blender Grease Pencil is great for 2D animation, storyboarding, 3D sketching, illustrating, and allows devs to draw directly into the 3D viewport. Check out Simon Blakeney's tutorial on how to bring Grease Pencil data over to the Epic Ecosystem of tools and start creating non-photorealistic styles!: https://dev.epicgames.com/community/learning/tutorials/ra15/unreal-engine-fortnite-importing-blender-grease-pencil-sketches-into-the-epic-ecosystem | Unreal Engine