The reason for the counter rotating main rotors is so it doesn’t need a tail rotor, a power sucker hazard.
However, the contra rotating rotors require a big, complex gearbox (which severely violates my personal KISS rule)....
Sigh.
Ya pays your money, ya make your choices, nobody rides for free---particularly when you're attempting violations of Mister Newton's Several Physical Laws.
(Okay, I'm prejudiced toward non-swingin' wings on my flyin' machines, but I'll still fly with you in any type.)