How to spot a Challenger smurf

If they wear these skins, theyre a Challenger smurf:

http://www.mobafire.com/images/champion/skins/portrait/yasuo-high-noon.jpg https://3.bp.blogspot.com/-cupGN-Q2voc/V4WBKzaUfwI/AAAAAAAA8hc/0DfTF_8Tt5IgAB_JjRsmyow7iRroL6chQCLcB/s1600/Ashe_Splash_8.jpg

Or Pink Fuzzycuff Caitlyn