10 ) Ulquiorra is described as cold and dispassionate and he has never shown any emotions what so ever ! But after meeting Orihime it changed. He was at the very least understand emotions.

 

9 ) His birthday is December 1st. He is 5ft and 6 inches tall and weighs 121 pounds.

8 ) When Kubo was first designing the arrancar Ulquiorra is the first arrancar he created.

7 ) Ulquiorra’s designed was changed from the first time he appeared in the story. It was art choice .