Catastrophe is an angel-level sequence, and its authority matches: power over catastrophe, subordinated to Chaos.
At this level, plague corrodes and affects even the bodies of full mythical creatures;
the bearer already separates five mirror doubles — and this is still before fully digesting the potion;
the mythical form is completed: she becomes a true gorgon.
The advancement ritual sets the scale to which the path went from a plague of thirty thousand: a disaster that engulfed an entire continent, with the ascension performed right during it and with one's own participation.
The formula is eponymous and therefore especially curious: Lilith's hair. The canon specifies that before the Fourth Epoch, Lilith's hair existed as an item and later fell to Chick. On top of all this — ten thousand curses from those who perished in the disaster; the higher the target's Sequence, the fewer of them are required.