Essential spooky Blu-rays are 20% off at Gruv for Halloween

In the house of Polygon, Halloween lasts all of October. We’ve been summoning the spirits of the spooky season with our countdown of horror flicks you must watch, and if you’d like to expand your personal collection of essential films on disc, first-time shoppers at Gruv can currently save 20% on an array of 4K Blu-rays. Just use the code SIGNUP20 at checkout to knock save on your purchase. While this discount is unfortunately limited to a single item per account, there’s nothing stopping you from checking out with a different email if you’d like to pick up more than one.

There are several dozen excellent movies that are eligible for the discount at Gruv, but we’ve hand-picked a few of our favorites for you to check out below.