[@Burning Kitty]Its no secret to the adults of the X-mansion that Mystique was once at the center of a large operation that could have plunged the world into chaos. Her blood and DNA is versatile and important to unlocking to secrets of the X-Gene. Emma, in her years of hiding and climbing to power on her own, found out about this, so she's worried about what will happen when a person who uses blood as a source of energy and even power consumes that kind of fuel.