Capitano bina interactions could have been kino. Sad we will never get it

Just bought my first battle pass despite being a year 1 player. I don't really need any of the weapons since I have good luck on weapon banner but which one is good to invest in? I'll be buying the BP until bina
Just looking at it now, is seems SS SP and WF are the best options and the rest are kind of garbage. Of the 3 aforementioned, which has no 4* equivalent?