This app was mentioned in 2 comments, with an average of 1.50 upvotes
I had trouble finding it via the play store, so here's a link. https://play.google.com/store/apps/details?id=com.companyname.BMD_2
This new Megaman like game with no ads and no iaps is pretty fun and it only cost 1: https://play.google.com/store/apps/details?id=com.companyname.BMD_2