(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)
I, II, III Create a 1/1 black and green Insect creature token.
IIV Sacrifice any number of creatures. Search your library and/or graveyard for a creature card with mana value less than or equal to the number of creatures sacrificed this way and put it onto the battlefield. If you search your library this way, shuffle.