Here are some of the first 3D concept renders for a game project.
Plant prop designs
How I created the self-randomizing seaweed
The displacement of the seaweed is world based, so scaling, rotating and translating makes every single piece unique. This is a very quick way of prototyping. Every piece of seaweed in this gif is the same model, only a different position and scale.
How I created the brain coral in a few minutes, without having to sculpt anything.