UFC Vegas 28 rests in the shadow of next week’s UFC 263 pay-per-view extravaganza. Many may be looking ahead to its two title fights and Nate Diaz’s long-awaited return, but this Saturday’s card inside the UFC Apex features quite a few intriguing matchups. Three of which are pivotal scraps in the Ultimate Fighting Championship’s heavyweight division. And each of those bouts will have a big man feeling the pressure of maintaining division relevancy in must-win scenarios as they enter the Octagon on the UFC Vegas 28 hot seat.