This will happen if one of the participants in the title fight between Jon Jones and Cyril Gan fails to enter the octagon, and Pavlovic, coming on as a substitute, wins.
The ESPN resource has officially announced that the Russian is a reserve participant in the fight for the vacant UFC heavyweight championship belt, which will head the UFC 285 tournament in Las Vegas on March 4.
At the moment, Sergey Pavlovich occupies the third line in the UFC heavyweight division ranking, and on April 22 he has a five-round fight with Curtis Blades, which is likely to become a contender.
Sergei Pavlovich, 30, is on an impressive five-fight streak in the UFC, knocking out Australian Tai Tuivasa in less than a minute in his last fight.