Mysterious Gold-Drake

At the start of your turn, before any creature or
non-creature card effects have been activated;
you may discard every card in your hand, and
destroy every card on your side of the field except
this card; add "Auric Ever-Beast" from your deck
to your hand. (At least 1 card must be discarded,
along with 1 card on your field destroyed to
activate this effect.)
You can discard this card; draw 1 card.