Serendipitous Encounter

This spell costs {1} less to cast if you control a
creature with mana value 4 or greater and an additional {1} less to cast if you control a creature
with mana value 1 or less.
Look at the top four cards of your library, you
may reveal up to two creature cards from among
them with different mana values and put them
into your hand. Put the rest on the bottom of
your library in a random order.