You can get free stuff without watching ads; Developers menu unlocked (It's in Chinese!). To open it, while in the lobby, click on the upper right button   (settings will open), then on the inscription Rate. List of features: in the 1st line starting from the 2nd button - spawn gold, spells, items, artifacts; 2nd line - spawn treasures, recipes, get all keys, unlock all clothes, increase difficulty; in the 3rd line of the button with numbers - add diamonds (premium game currency). Minimize the volume before using the developers menu. This menu closes with a tap outside its window.  ;