This is my 120 gallon tank.I used a few fake plants,and a lots of natural plants.
If you want a cool fish tank,you need a lots of $$$.
But step by step...
2 Blue Diamond Discus fish,(pair),2 Yellow Lemon Diamond,1Blue Cobalt,and 6Yellow Apricot Rainbow,a few tetra's,and 1 pair of ancistrus.
A few Plastic ,and a lot of natural plants,and a piece of drift wood.
Not a beginer
When you see signs of stress in your fish, you can then take steps to identify the source of that stress and then to resolve it before it becomes a major issue.
If you're looking for a unique way to stock your new tank, give freshwater shrimp a try.
If your fish is suffering, you may want to consider euthanasia as an option to humanely end his pain.