Conversation so far:
What record label were they with?
Def Jam Records, a largely hip hop-based label.
Did they play hip-hop?
ditched in favor of stripped down, hardcore punk influenced song structures.
When did Reign in Blood come out?
The album was distributed by Geffen Records on October 7, 1986.
How was it received?
the album received virtually no radio airplay, it became the band's first to enter the Billboard 200.
Did they tour?
Slayer embarked on the Reign in Pain world tour, with Overkill in the US, and Malice in Europe.
Did they have any hit songs?
CANNOTANSWER.
Anything you found interesting about the article?
the band was not happy with the final product.

Question: Why weren't they happy with it?
Self-contained rewrite: Why wasn't Slayer happy with the final product for Reign in Blood?