Islam Makhachev is signing up for a superfight. UFC CEO Dana White announced Tuesday that the lightweight champion is vacating his belt to jump up to the 170-pound division to face newly crowned welterweight champion Jack Della Maddalena.

Ilia Topuria went off on Islam Makhachev for moving up to welterweight instead of fighting him. Before Makhachev (27-1 MMA, 16-1 UFC) vacated his UFC lightweight title, he dismissed ex-featherweight champ Topuria (16-0 MMA,

The UFC is heading for a confusing place regarding International Fight Week. The annual marquee event generally features a huge main event, and many believed that a matchup between current lightweight champion Islam Makhachev and former featherweight champion Ilia Topuria would be that matchup.