Ted Cruz is a superb lawyer and is at ease with going to court. Saying that he will be troubled by the prospect of being in a court action is like saying Jesse Owen in his prime would no doubt have feared putting on track shoes and running in a sprint.
The link below is what Ted will be up against in court.
http://powderedwigsociety.com/eligibility-of-cruz-and-rubio/#
Pretty straightforward and easy to understand presentation about Cruz and Rubio’s eligibility to run for POTUS.