And had a hyper intelligent AI slowly becoming a god in the background.

Then you might not like Person of Interest. To each their own.

I'm flipping through that scene frame by frame at the moment, the color and illumination of it change with the lights and the movement of the sword. Sorry, dude.

There is what looks like an out of focus person holding a lightsaber in the background of the final shot, but that's just one of the samurai swords with light reflecting off of it.

It's not really a cop/spy show, more like a procedural take on a vigilante story. If Batman wore a suit and shot people in the knees a lot, kinda.