MoonKnight dies very very quickly.
Now, BlackPanther is hard to call, because it isn't so much BlackPanther as much as it is his suit, vibranium vest and anti-metal claws.
Almost impossible to get by with bullets or swords or blunt force. They'd have to chuck grenades and gasbombs to K.O BP. Otherwise, he can run through them with no worries about harm to himself.
But, with 2 against 1, Batman's team would win.....8/10