Re: Ant-Man: Info, Pics, Rumors, Casting and Details till release
Newsarama did an article where they shared some theories on who could be the villain(s) of Ant-Man.
This is just pure speculation with no new info.
Their ideas are:
The founder of a tech corporation who has the same heart defect as Cassie.
Over the course of many encounters and many years, I have successfully developed a standard operating procedure for dealing with big, nasty monsters. Run away. Me and Monty Python.
Harry Dresden - Blood Rites (The Dresden Files #6)