Point 5 and 6 the Zelena / Rumpel relationship as it is now is very like the subservant ( or you could just say servant) relationship Regina had with her dad. Okay Zelena needs a dagger to do so, but the way Rumpel stands beside her with this defeated look in his eyes looks just like Henry Sr. And (6) to cast the curse Zelena would have needed to kill her daddy, just like Regina had to so she could cast her curse.
Like it or not, the paralels are there.
And a little thing: Zelena’s green pendant resembles Rumpel red necktie pin