kaiba's Lost soul

Chapter 7: Battle in the palace

All of the priests and Atem raised their left arms and a strange device was seen on their arms. The boys noticed these devices and turned to Nefertiri.
“What are those things?” Yugi asked.
“Those are Dia Dianks,” she answered her brown eyes still facing the defending priests and Pharaoh.
“'Dia' what?” Yugi asked again, still confused.
“I'm sorry guys. I don't know much about a Dia Diank, except that is what the priests and the Pharaoh use to summon their Kaas,” Nefertiri said.
“But-”
“Shh we can't let them see us,” Nefertiri whispered.
Yugi turned...