Wow, looks like we have something to celebrate. Who hasn't wanted an old school monster movie? It looks like what we have here is "Tremors" meets the devil. This is a nasty looking critter with those one-way teeth.
Can we all agree on something though? If either of us is pulled underground by a giant teethy worm, can we just agree we're demon food and move on? Seriously, don't come looking for me unless I say, "Hey guys, there's really cool demon girls down here with really big ta-tas". If I say anything other than that, I'm lying to get the worm to eat you while I run away.
The Tremors comparisons at this point are numerous as evidenced by a lot of the YouTube comments (speaking of things hateful things that are sub-human). What's also intriguing to me is the night-vision scene which apparently shows that one of these things or its friends may be in some type of humanoid form. Take a look: