I also invested in Solid Snake and Djinn Frizz, and I was really happy about the buff they gave Windswept and that it has a chance to shine, so I decided to max it. I think Windswept is an opportunity for those not-so-advanced players who can't access diamond variants like the ones mentioned...
I think it doesn't deserve a nerf. Despite having great offensive power, it does not have good defensive capabilities so it is not a problem in prize fights, nor in rift battle, (versus I doubt it) unlike Unholy Host. Just compare it to Phantom Threads, which is an offensive variant that doesn't...