App must not display a gambling ad to individuals known to be under the age of 18
App must not target individuals under the age of 18
App that is advertising a gambling ad must not be a simulated gambling app (an entertainment game without real money gambling).
https://play.google.com/about/restricted-content/gambling/
PEGI 12 rating
https://play.google.com/store/apps/details?id=com.n3twork.legendary
Also vague?
You may have a point about them being able to fudge statistics which is why nobody should ever have business dealing with these dregs of society.