He had understood right then. She might superficially support him, but she'll never actually support him from the core. She was going to betray him someday as her mind was going to change in the future.
This test was proved to be effective. And he got the reason he needed. His wind blades cut Ayn in half as soon as Lucifer felt the temperature decrease.
That was also why he removed her Limiter to give her freedom. He couldn't always keep Limiter on her as he only had one. He needed to save it for important occasions.
As for Xander, he was already in a coma, so he couldn't resist either as his body was destroyed particle by particle.
Within seconds, Xander was gone. Nothing but ashes could be seen on the bed.
"Well, doctor. Now you don't have any patients. You can relax and enjoy," Lucifer told the doctor as he walked over to Ayn. He used decay on her as well.
