3DGS is not a powerful Engine like Unity but its powerful enough to handle Models with an Poly Count over 1000...
*psst* btw, theres a secret feature in 3DGS... its called LOD...

cYa Sebastian


Tutorials:
[Blender]Terrain creation ENG/GER
[Blender]Low Poly Tree Modeling
[GIMP]Create a Texture for Terrains
CLICK HERE