Harridan
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Harridans are one type of the fuck huge Tyranid Bio-Titans. Harridans however are a fuck huge Bio-Titan with wings. Because their mostly airborne their legs has been reduced to stumps, and for some reason the moment they land is like a death sentence since they cannot take-off again...despite having EXBOXHUGE Wings! The Hivemind is still trying to fix this absurd problem (Master of genetics and evolution my ass, pffft).
They're basically a fucking insect dragon IN SPHESS!