WWE earlier stated that Brock Lesnar would be competing at The Summer Slam PPV this year.Summer Slam is on 21st of August this year and would be live from Barclays Center in Brooklyn.
WWE stated that Brock Lesnar's Summer Slam opponent would be announced on this week's episode of SmackDown.
Here is a Tweet From WWE regarding the Summer Slam announcement :
Who will @BrockLesnar face at @WWE @SummerSlam? Find out THIS THURSDAY on #SmackDown on @USA_Network! pic.twitter.com/5aQzEyhRBZ
— WWE SummerSlam (@SummerSlam) July 5, 2016