[Ultron tilts his head.]

Afraid I'm not familiar with the 'Synchro' dimension. And unless that's another name for this place that I've failed to hear about, you're not there.

[Lightly tosses the bubbled gem to his other hand. Nods his head to the largest crystal in the Heart of the Temple.]

If you touch that, a lot of the questions probably rolling around in your head right now can be answered almost instantaneously.