Lucian, Traveling Scholar

{t}: Draw a card, then discard a card.
Morph {4}{w}{u}{g}: (You may cast this face down as
a 2/2 creature for {3}. Turn it face up any time for its
morph cost.)
When Lucian, Traveling Scholar is turned face
up, you may sacrifice it. If you do, create three
3/3 blue Avatar creature tokens. If you do not,
draw 3 cards.