Casting Gag: As much as it can apply to the fancast of a novel, anyway...
Andy Mientus (Connor) is a natural brunet, has played Hanschen Rilow in Spring Awakening twice, and specifically dyed his hair blond for the role of a manipulative, sexually and romantically forward, teenager, who might be bisexual. His brunet bisexual character winds up used as a vessel for a demon, which magic bleaches hair blond, and manifests as a Magnificent BastardDepraved Bisexual. Or just an "equal-opportunity bastard".
His gay brunet character in Smash ends up dead. So did Connor.
Opposite Mientus for the revival of Spring Awakening is Josh Castille and Daniel David Stewart, who plays the innocent Deaf boy Ernst Robel and his voice, respectively. The amount of material with Mientus and Castille kissing led the authors to facecast Josh as Hartley, an innocent Deaf boy manipulated by blond!Connor. Or, to be technical, Robert.
Anton Zetterholm as Rudolf Gerth, the delicate Austrian exchange student. Anton played Rudolf in Elisabeth das Musical, and was the author's first Enjolras. Thus...
Genre Adultery: Zanieon's favorite setting is that of a clean, civilized Cyberpunk world, which he calls "Industron" (a portmanteau of "Industrial" and TRON), but most of the mod's architecture, being based on Quake 3 Arena, is gothic and not very technological. That said, it is possible to play his Industron maps with the mod, which are also made with it in mind, and aspects of it eventually slip into the mod from time to time.
Descended Creator: Zanieon, the Tamer of the Dark, is voiced by... Zanieon, the mod's author.