Klingon faith
- Nontheistic, believing that creator deities were killed by the first Klingons
- Two major afterlifes
- Honored afterlife known as Sto-Vo-Kor (Various)
- Dishonored known as Gre'thor
- The Barge of the Dead transports spirits of the dead to their final destination (ENT Novel: Kobayashi Maru)
- Kahless a revered figure in Klingon culture, often treated as a Messianic prophet
- Not worshipped, but honored, his teachings used to guide societal behavior