How did Yuumi become the most valued (and hated) Support at Worlds 2021 overnight?

What makes Yuumi worth first picking, and how are pros trying to find counterplay?

TL CoreJJ on LCS Lock In win against TSM: "It wasn't a surprise or anything special."

CoreJJ sat down with Inven Global following the conclusion of Team Liquid's Lock In group stage to discuss besting SwordArt, his new teammates, and his place in the new era of the LCS.