Seasons in the Abyss is the fifth studio album by American thrash metal band Slayer, released on October 9, 1990. The album showcases Slayer's signature blend of speed, aggression, and dark lyrical themes, but with more variation in tempo compared to previous releases. It's a pivotal record in their discography, balancing the raw brutality of their earlier work (Reign in Blood) with the slower, more ominous approach they began experimenting with on South of Heaven.

Thematically, the album explores death, war, the occult, and political corruption, with intense lyrics delivered by frontman Tom Araya. The title track, "Seasons in the Abyss," became one of the band's most iconic songs, blending slower, haunting riffs with faster sections, creating a menacing atmosphere. Other standout tracks include "War Ensemble" and "Dead Skin Mask," the latter inspired by real-life serial killer Ed Gein.

Seasons in the Abyss is often regarded as one of Slayer's classic albums, capturing the band's ability to evolve their sound while retaining the raw intensity that made them one of thrash metal's most influential acts.