Bots still exist at level 30?

https://i.gyazo.com/d1c168e564a77e4d58109267e896de6d.png Like really, how do you get to level 30 playing only free week champions and not get any to level 2 mastery? How are they even matched up with me? They probably have like a 5% win rate. It went 0/21 in my game, never said a word, never ran away and stole all the heals (ARAM). https://gyazo.com/a778bd9de0fa53ddd4e54b057df34e26 Played only 9 champions total.