The second studio album by the American rock band Kyuss, released in 1992. The album features a mix of heavy metal, blues, and psychedelic rock influences, creating a unique and powerful sound that helped establish Kyuss as one of the most important bands of the desert rock scene.

Tracklist:

1. Thumb
2. Green Machine
3. Molten Universe
4. 50 Million Year Trip (Downside Up)
5. Thong Song
6. Apothecaries' Weight
7. Caterpillar March
8. Freedom Run
9. 800
10. Writhe