Monster Girl 1,000 Ver.2.0.1 by TwistedScarlett - Adult Sex Game

A young, orphaned warrior lives as the sole male in a village of monster girls. The local deity, the goddess of fertility, tasks him to breed with 1,000 monster girls to help leverage the population. He's joined by an elf girl and a demon girl as he ventures out into a new, mysterious world full of monster girls to build his harem.​