That gjallahorn should stay the one rng weapon if it is ever sold it should have requirements of 50 raid completions 2 raid completions per character per week 1 for each raid doing easy then hard isn't 2 so 50 total completions that way then a total of 50 nf completions then it can be sold for 50-100 sc that way it shows you have truly bad luck and the completions also show you earning it but gjallahorn will show up with these req. once a month sitting where heavy synth does