The official mascot of '2018 Pyeongchang Winter Olympics' is Soohorang. As you can tell, the mascot's name is similar to the name of the popular idol star (Suho/Soohorang). 

Suho, as well as fellow EXO members, have highlighted the similarity at various events, playfully pairing the two together.

Suho even dressed up as Soohorang at '2017 SMTOWN Halloween Party'.

Thanks to the idol star, Soohorang has now become very famous worldwide. The mascot's immense popularity is strongly apparent in sales of goods. According to Sporbiz, Soohorang goods are much more popular than other items for '2018 Pyeongchang Winter Olympics'. It's reported that more than 80,000 stuffed Soohorang dolls have been sold so far. Production is also ramping up in response to the high demand.  

Are you also one of the many who became aware of Soohorang because of Suho?