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Mudhoney, Yuck and Sleep are also confirmed for the event

Slayer, Mogwai and Guided By Voices have been announced as the 2012 headliners of All Tomorrow’s Parties offshoot festival I’ll Be Your Mirror.

The event, which debuted last year with a double-headlining stint from Portishead, will once again be held at London‘s Alexandra Palace and will take place on May 25, 26 and 27.

Slayer will headline the festival’s opening day (May 25) and will perform their classic 1986 album ‘Reign In Blood’ in full as part of their headline set. Sleep and the Melvins have also been confirmed to perform earlier in the day.

Mogwai headline the second day (May 26) and will also curate the rest of the day’s line-up, with Mudhoney and Codeine already confirmed to play.

Guided By Voices will close the festival’s final day (May 27), with Yuck so far the only other act confirmed to appear that day.

For more information, visit ATPFestival.com. The full line-up for the weekend looks like this:

Friday (May 25)

Slayer
The Melvins
Sleep

Saturday (May 26)

Mogwai
Mudhoney
Codeine

Sunday (May 27)

Guided By Voices
Yuck

Tickets go onsale on Friday (November 11) at 10am (BST). To check the availability of I’ll Be Your Mirror tickets and get all the latest listings, go to NME.COM/TICKETS now, or call 0871 230 1094.