A good-looking avatar will be a key to communication, but the rest depends on everyone's nature. But anyway, it's better than ugliness. An avatar is also a small reaction to a person's taste. People who see a good avatar will think that his taste is very appetizing and want to communicate further.
I think goodwill is a normal and universal feeling, and it is an instant feeling that I don't know why, so I think if a girl sees this man's head at first sight, she will subconsciously give him extra points.
Then for a moment, his very good ideas floated by, and then I would be a little curious about him. If there happens to be a chance for you to get in touch and know each other, then, well, you can meet and make friends!