User blog comment:Diszxchat/If you are wandering to edit some hack on android and ios by adding your file...../@comment-25470476-20150310115223

I will update in the comment: How to change zombies: 1.Find the name like tutorial(basic zombie) Or like this tutorial_(put the name in here). Frostbite cave for zombies is iceage_(name). You can find it at 1zulu blog. 1.Use hxd hex editor or hex editor. 2.search it. 3.change the name. 4.click save/done. REMEMBER TO BACK UP YOUR FILES. I believe this is an old method.