mods7?

Engels

https://youtu.be/oerYNZl2AuY?t=62

can clearly see his tier 6 mods being able to be upgraded for Grievous.

Ultra

Unsure about 7 dot mods but most likely 6D slicing

Kyno

If it's a test account, they always have the ability to upgrade beyond what we do.

Yerff_Caasi

They couldn't upgrade beyond G12 before now (or, within the last month or two) though, could they? It'll only work on the testing if they are indeed testing it.

But I agree, probably slicing for the 6-dots.