The Elder Professor

{w/u}{g/u}: Scry 3 (Look at the top 3 cards of your library,
then put any number of them on the bottom of your
library and the rest on top in any order.)
{w/u}{g/u}{u/r}{u/b}{t}: Choose up to 4 cards from outside
the game or in exile, reveal them, and shuffle
them into your library.
Not all elder dragons try to conquer the multiverse,
some just teach Introduction to Multiverse Conquest.