- Pessimist (CZ) (Technical Death-Czechia)
- Pessimist (USA) (Brutal Death Black-USA)
- Pessimist (GER) (Thrash Metal-Germany)
- Pessimista (Atmospheric Black-Brazil)
- Usthen (Progressive Black-France) - Other name : ex-Pessimistic
- Pessimistium (Atmospheric Black-United-Kingdom)