I wouldn't buy any new Prusa printer until it's been in the wild at least a year, they tend to be very buggy at launch.
They also have no multimaterial support at launch, the MMU3 will not work with the Core One until they release an update, which they've not yet given a timeline for.
They also have no multimaterial support at launch, the MMU3 will not work with the Core One until they release an update, which they've not yet given a timeline for.