If any unnecessary or imbalanced scraps of ego become identified with the genius by mistake, then disaster awaits. The life force flows directly into these complexes and bloats them into grotesque monsters variously known as the demon Choronzon. Some magicians attempting to go too fast with this invocation* have failed to banish this demon, and have gone spectacularly insane as a result.
[*invocation of the Augoeides, Genius, Daemon, True Will, HGA, "higher-self", etc...]