Druss, Aspect of Foresight

When Druss, Aspect of Foresight enters the battlefield, mesmerise (Reveal the top X cards of
your library, where X is the number of creatures you control. Put one of the revealed cards into your hand
and the rest at the bottom of your library in any order,
then shuffle.)
{1}{u}, shuffle Druss, Aspect of Foresight into
your library: Draw a card. Activate this only if
you own Druss, Aspect of Foresight in exile.