sata card

I'm going to RAID 0 a bunch of nvme drives. I'm just trying to figure out the max amount of drives I could install in RAID 0 on the system. I had heard the Pro WS WRX80E-SAGE SE WIFI can only support 10 disks in RAID 0. Is that per RAID 0 array, or for the entire system? In other words could I...