Introduction Creating a game-ready photogrammetry forest biome for Unreal Engine 5 brings together environment design, PBR material authoring, optimization, and motion capture in a single production pipeline. This guide walks indie developers and environment artists through a practical weekly project you can reproduce: field capture, processing, retopology, material creation, UE5 import, procedural foliage, mocap integration, and runtime optimization. Keywords: Unreal Engine