They pop up every could of rounds. I’m pretty sure the blue ones are the best (unless you get lucky with a purpley, or I might be imagining this one, an Orange 🍊. The main ones are, white, green and the occasional blue.
Obviously at the end, you pick up millions.
I suppose I’m writing this because I never noticed before, until today, that for example, if I’ve got a white (1 star/dot) vitality data disk, and at the next stop, there’s another with a green vitality data disk (1 star/dot) . Replace the data disk for the green one (if there’s nothing else there you fancy.😆
Anyone with SEE should solo every match upto (level 3 hard).