"I'll try to tell you what I glimpsed; then we'll never speak of it again. It was gigantic and black and shadowy; it was a hulking monstrosity that walked upright like a man, but it was like a toad, too, and it was winged and tentacled. I saw only its back; if I'd seen the front of it—its face—I'd have undoubtedly lost my mind. The old Arab was right; God help us, it was the monster that Xuthltan called up out of the dark blind caverns of the earth to guard the Fire of Asshurbanipal!"