How to draw a comic book background?

First draw a vanishing point

This vanishing point is where people's vision disappears.

First of all, you still need to learn how to draw real scenes.

Next, draw two random lines

Whatever you want to draw next will be inside the two lines.

Don't forget to have perspective, it's a very important thing.

Then draw an object at will, and we will use the simplest body to represent it.

Once the position is fixed, it becomes more realistic than a freehand drawing, right?

Okay, let's fix the background a little deeper.

See?

Is there a level?