How do we change characters? And wayyy to many ads – Rock of Destruction! Review

So my daughter loves this game but there are wayyyyyyy to many ads. Also , my daughter wanted to download this game because she likes game that have stuff to do with changing characters. Also , she likes games that are challenging. As you can see in some ads, it has a character that’s a T. rex. She likes it so she want me to download it. Please change it!
Review by Xinyan Qiu on Rock of Destruction!.