Tyger (heraldry) to have its home in Hyrcania in Persia and its swiftness is supposed to have given its name to "tygris", the Persian word for "arrow", and to the swift River Tigris. If pursued by a tyger, it was supposed to be possible to get away from it by leaving a mirror, which would perplex the tyger. The spelling appears in William Blake's poem "The Tyger". Although his illustration is more like a real tiger than the mythical one, the two are completely different. Tyger (heraldry) Tyger, also known as heraldic tiger is a beast used as a charge in heraldry.
In the Forests of the Night note which he had cried upon with her birthname written upon it. After Risika's battle with Aubrey he reveals himself to her. Ather: The blood-mother of Aubrey and Risika. Ather is vampire and a fledgling of the Silver Lines and after Risika's brother, Alexander, interrupts her feeding the high-priding vampire decides to change Rachel against her will to get back at Alexander. After Risika awakens, Ather takes Risika to the original Mayhem to make her feed. After this she only mentioned one other time in the book, apparently she was looking for Risika and had sent Aubrey to retrieve her