Honorable Hero,
Steam Winter Sales started from 12/26 to 1/6 next year, whooray!
18 Levels of Hells discount 79% off, it reached the lowest price limit we can go, because any currency of steam game cannot went under 0.49 dollar.
As anyone knows this game don't have much sales, yet we keep update, 3 years passed. Full release will coming very soon after the winter sales.
Enjoy.
Your sincerely,
yii