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What record label were Slayer with?
Following the success of Hell Awaits, Slayer was offered a recording contract with Russell Simmons and Rick Rubin's newly founded Def Jam Records, a largely hip hop-based label.
Did Slayer play hip-hop?
Thrash metal band Slayer underwent a sonic makeover for the album Reign in Blood, resulting in shorter, faster songs with stripped down, hardcore punk influenced song structures and clearer production.
When did Slayer's Reign in Blood come out?
Reign in Blood is the third studio album by American thrash metal band Slayer, released on October 7, 1986 by Def Jam Recordings.

Question: How was it received?
Self-contained rewrite: How was Reign in Blood received?