Performance times for the highly anticipated Monster Energy's Aftershock Festival have been announced, with Avenged Sevenfold closing out the all-star rock festival. The event takes place Sept. 14-15 at Sacramento's Discovery Park, and it will feature such diverse acts as P.O.D., Papa Roach, Megadeth, Korn, and Buckcherry.

Opening night for the festival will feature We as Human opening the north stage at 11:30AM, with Shinedown serving as the stage's closers. On the south end, Otherwise will open things up at 12:10PM with Korn delivering the evening's final set at 8:40PM.

Gemini Syndrome are the opening acts for the north stage the following day, which also features performances from Asking Alexandria, Halestorm, and A Day to Remember. Closing out the stage are Avenged Sevenfold, who currently have the No. 1 album on the Billboard 200 with 'Hail to the King.' All That Remains, HIM, and Five Finger Death Punch are several of the acts set to perform on the south stage.

Checking out top notch groups is not the only draw for Monster Energy's Aftershock Festival, as unsigned acts can enter the first annual Ernie Ball Aftershock Battle of the Bands by checking out Applications will be accepted through Sept. 6, and the Ernie Ball winner will perform at the Ernie Ball Stage on Sept. 15.

Ticketholders can also attend the festival's pre-party on Friday at Ace of Spaces in Sacramento. The celebration will feature appearances from Steel Panther and special guests LA Rocks and Angels Fall. Space, however, is limited at the venue so entry to the festivities are on a first come, first served basis. The show's doors open at 7PM.

Monster Energy's Aftershock Festival 2013 Performance Times (subject to change)

Saturday, Sept. 14

Monster Energy Main Stage North
11:35AM -- We As Human
12:45PM -- In This Moment
2:05PM -- P.O.D.
3:35PM -- Skillet
5:25PM -- Papa Roach
7:25PM -- Shinedown

Monster Energy Main Stage South
12:10PM -- Otherwise
1:25PM  -- Steel Panther
2:50PM -- Testament
4:30PM -- Buckcherry
6:25PM -- Megadeth
8:40PM -- Korn

Ernie Ball Stage
11:10AM -- Nothing More
12:10PM -- Girl On Fire
1:25PM -- Eye Empire
2:50PM - Butcher Babies
4:30PM -- Heaven's Basement
6:25PM -- Love and Death

Sunday, Sept. 15

Monster Energy Main Stage North
12:10PM -- Gemini Syndrome
1:25PM -- Falling In Reverse
2:50PM -- Asking Alexandria
4:30PM - Halestorm
6:25PM -- A Day To Remember
8:40PM -- Avenged Sevenfold

Monster Energy Main Stage South
11:35AM -- Hell or Highwater
12:45PM -- Airbourne
2:05PM -- All That Remains
3:35PM -- HIM
5:25PM -- Volbeat
7:25PM -- Five Finger Death Punch

Ernie Ball Stage
11:10AM -- Ernie Ball Winner (TBA)
12:10PM -- Miss May I
1:25PM -- Thousand Foot Krutch
2:50PM -- SOiL
4:30PM -- Pop Evil
6:25PM -- Filter