APK MOD INFO
Name of Game: Tower Wars: Mountain King
VERSION: 1.9

Name of the cheat, mod, or hack (credits: wendgames):
-UNLIMITED MONEY

Tower Wars: Mountain King MOD APK 1.9 (Unlimited Money)

Download the CACHE file/OBB file. They should be .zip or .rar files.
Extract the file to your sdcard.
Move the extracted folder to the location: /sdcard/Android/obb