(as this saga enters and after your draw step, add a lore counter. sacrifice after iii.)
i — up to one target creature can't block for as long as you control there and back again. the ring tempts you.
ii — search your library for a mountain card, put it onto the battlefield, then shuffle.
iii — create smaug, a legendary 6/6 red dragon creature token with flying, haste, and "when this creature dies, create fourteen treasure tokens."