Feanor, Sublime Creator

When Feanor, Sublime Creator enters the battlefield, create a legendary colourless artifact
token named The Silmarils.
{4}{u}{r}{w},{t}: Whenever you cast a spell this turn,
you may search your library for a permanent and
put it onto the battlefield.
"By his mother he was called Feanor, spirit of fire;
and thus he is remembered in all the tales of the
Noldor."