How to avoid douchebags in multiplayer as a beginner

As simple as the title says, how do you avoid experienced players who just like to join noobs/beginners matches just to make fun of them while trying to begin playing unraked, just to learn the multiplayer mechanics.

Do they join these types of matches just to feel they are any good against newbies or what?

It is really annoying when you try to play with other friends who are also beginners.

Go to to check any player’s unranked ELO. Hope this helps.