well the fahaka would be the smallest of the bunch to start.. i cant see him messing with the dorado who is lightning fast and i do not know about the pike cihlid. if he makes a meal out of the sunny or crappy i dont care.. then there is the chain pickeral who layes on the bottom all the time.. and at start the fahaka will be the smallest of the bunch.. i also forgot to tell u im adding a wolf fish as well.... ill see what happens and if there is a brawl i try to catch it on video and fill u in...monster monster garage.. oops i mean monster monster aquarium..