Photoshop easily draws Korean cartoon style Cloud 3

Let's simply add a sunlight transmission effect. Select, copy, and splice the previous layers by pressing shift to convert them to smart objects. The reason for this is to make it easier for us to control the filter effect, so that we can modify it at any time without having to redo it all.
Apply filter-Blur-radial blur

Then, change the opacity of the layer.

Add a mask and use a soft edge paint brush to cover the middle clouds along the edge.

8. We can also add the desired text and set the simple luminous effect. Then, we can save the satisfactory image as our favorite format.

(Without radiation effect)