Please Please were here to help you not to give you bad advice.
The Shark will nip the fighters and the lobster will grab the fighters fins once it gets a chance.
Here's a list of fish you can have in your tank.Neon Tetras (group of 6 or more)GuppiesFighters 1Group of cory cats - 6 or kuhli loaches.1 Dwarf GouramiMaybe a pair of Dwarf cichlids such as apistos.ALL OF ABOVE CANNOT EXIST TOGETHER.
The Shark will nip the fighters and the lobster will grab the fighters fins once it gets a chance.
Here's a list of fish you can have in your tank.Neon Tetras (group of 6 or more)GuppiesFighters 1Group of cory cats - 6 or kuhli loaches.1 Dwarf GouramiMaybe a pair of Dwarf cichlids such as apistos.ALL OF ABOVE CANNOT EXIST TOGETHER.