I have 9 sturdy shields.
Alby will take 8 to fully ascend.
I also have Gad and Caed at 3/60.
I can get Alby to 2/60 pretty quickly. He’s at 1/40 right now. I have all mats.
Or I fight more four star months with Caed and Gad fully ascended and see how long it takes me to get 7 shields.