The true visual complexity really only comes into play with the more active species like gsp, fahaka, etc that actively hunt (think like looking in a fridge if its stocked full or its bare).The suvatti from my experience like to mimic rocks or other structures a lot like the congo. The hairy seems to fall in this group as well, but I haven't owned one personally.
The dragon puffs seem to like a lot of plant cover and caves to hide in. I think that's due to it being more exposed.
i can't remember his handle but here's an mfk members vatti