The Gehenna features two separate mid EQs and dual gain controls, allowing for extensive tonal adjustments and versatility across various metal genres.

The Gehenna's robust tonal range has led some users to consider trying other pedals from Lichtlaerm, indicating strong brand loyalty and satisfaction.

The pedal produces a noticeable popping noise when switching between bypass and engaged modes, considered normal by the manufacturer.

Some users report that running the Gehenna in a loop can lead to a thin sound, suggesting it might be better used independently or as a booster.

The Medusa’s parallel blend knob is highlighted for adding clarity in lower gain settings, useful for preamp applications.

Some users report noise issues without a noise gate, while others experience no such problems, suggesting potential inconsistencies in unit quality or setup.

A user experienced inconsistent responses from the manufacturer regarding customer service, affecting satisfaction despite the pedal's tonal capabilities.

Owners who previously used the Friedman Be-OD with a Marshall JCM800 find the Gehenna surpasses it in versatility and tone shaping capabilities.

Specifically praised for its ability to cover hardcore, black metal, and death metal tones, making it a preferred choice for high-gain enthusiasts.

A common setup is Medusa into Ritual into Gehenna, with the Medusa boosting the other pedals for enhanced tonal control.

Utilizing the Medusa’s FX loop with modulation pedals like EQD’s Visitor can create unique soundscapes, especially when paired with clean boosts like Plumes.

Owners report that the pedal's replacement version features a different LED diode setup, indicating potential updates or variations in components over time.

Users note that the pedal requires both a noise suppressor pedal and a noise gate to manage background hum effectively.