The New York sewers were never like this!

You've fallen down a hidden manhole into a world of creatures so terrifying they'd scare rats away. You can panic and perish, or blast your way through an endless maze of tunnels, searching for the secret passage to your escape.

And that's the easy part. Because the Masters of the Cavern lay waiting—prehistoric creatures so powerful, so gigantic, they literally fill your screen! So load your arsenal and get ready for BlasterMaster.