Aurin, Chosen by the Gods

You may look at the top card of your library at any
time. You may cast instant and sorcery spells from
the top of your library.

Whenever you cast an instant or sorcery spell, roll a
d20.
1 -9| Each player draws a card.
10 -19| You draw a card.
20| Copy that spell. You may choose new targets for
the copy.