Väinämöinen, Archaic Bard

Sagas you cast cost {1} less to cast.
Vainamoinen, Archaic Bard gets +1/+1 for each
lore counter on permanents you control.
Whenever a saga you control is sacrificed, you
may pay {w}{u}. If you do, return that card to your
hand.
"Vainamoinen, old and steadfast, began the harp to
fashion, and himself the work accomplished."