Sharvia, Power Weaver

Hexproof
When Sharvia, Power Weaver enters the battlefield, you may pay 2 life. If you do, search
your library for an instant, sorcery, or
enchantment card and put it into your hand,
then shuffle your library.
Creatures your opponents control get -X/-X,
where X is the number of auras attached to
Sharvia, Power Weaver.