A pair of exciting featherweight matchups have been to the already stacked UFC 162 card. Former UFC lightweight champion Frankie Edgar will make his second appearance at 145 pounds, taking on dangerous submission artist Charles Do Bronx Oliveira. Cub Swanson will look to keep his impressive win streak going against fellow striker Dennis Siver. The two men were originally scheduled to meet at February’s UFC on FUEL TV event, before a Siver injury resulted in Swanson facing Dustin Poirier.The Korean Zombie Returns at  UFC 162Updated March 13“The Korean Zombie” Chan Sung Jung, returns July 6th, where the featherweight division’s most electrifying fighter will be taking on the number 2 contender, Ricardo Lamas, who has yet to be defeated at that weight. Stakes are high as the winner may be in line for a title shot. Leben Atop Additions to UFC 162Updated March 13The summer’s signature UFC event continues to take shape with new bouts now made.Chris The Crippler Leben will be back in action in Las Vegas as he takes on 8-1 Andrew Highlight Craig at UFC 162 in July.Incoming Strikeforce welterweight Brian Melancon will make his Octagon debut that night against Seth The Polish Pistola Baczynski.Additionally, the planned light heavyweight matchup between Rafael Feijao Cavalcanteand Thiago Silva is now off the card, having been bumped to another event to be named soon. Spider-Weidman, More Booked for Flagship Summer Eventupdated March 6The UFC’s annual Fourth of July weekend fight will be held this year on July 6 at MGM Grand Garden Arena in Las Vegas, with four bouts already booked for the tentpole event.In the main event, reigning middleweight champion Anderson The Spider Silva will defend his championship against Chris The All-American Weidman. Silva last defended his belt — via second-round TKO of Chael Sonnen — at the summer Vegas event in 2012.Highly-regarded Strikeforce middleweights Roger Gracie and Tim Kennedy will make their UFC debuts against one another at UFC 162; middleweights Tim The Barbarian Boetsch and top-ten ranked Mark The Filipino Wrecking Machine Munoz will also clash. Plus, two dangerous Brazilian light heavyweights will look to crack their way into the top ten rankings as Rafael Feijao Cavalcante will face Thiago Silva. More information on the card, including a main event and ticket information, will be announced in following weeks on UFC.com.