The Inhumans are either already all dead* courtesy of the Kree, dying behind Beta Ray Bill’s skirts or are Kamala. Bringing up the Terrigen crisis looses some of its effectiveness when the heroes also let the Inhumans die in a far more definitive fashion.
Wanda is all the stick you need. Oh, and the heroes allowing a mass revolution of machines/AIs on their watch, judging by the solicits.
*okay, technically they could pull a resurrection so long as Lineage is alive, but despite recycled old MCU rumors, the Inhumans are finished