Dark Shocktail
Millachinchilla
Photosensitive epilepsy (PSE) is a form of epilepsy in which seizures are triggered by visual stimuli that form patterns in time or space, such as flashing lights, bold, regular patterns, or regular moving patterns.
I'd say this layout fits the bill. And yes, I am concerned about BRCB, but it's not just him. This is being shown as the default skin, putting guests at risk of such a reaction.