Waternoose watches on begrudgingly (after he banished Sulley and Mike to the human world). The machine later reappears when Randall prepares to use it on Boo, whilst Mr. After switching off the machine, Randall asks Fungus where Mike is, to which Fungus (who is too weak to talk) points to the direction he, Sulley, and Boo went. When Randall returns, he finds the machine sucking screams out of Fungus. Whilst Randall goes to put the plug back in, Sulley frees Mike and replaces him with Randall's assistant Fungus. Luckily, Sulley is able to unplug the Scream Extractor's plug before it can suck any screams from Mike. Despite this, Randall decides to test the machine on Mike to make him expose Boo's whereabouts. The Scream Extractor first appears when Randall thought he captured Boo, but discovered that he had Mike Wazowski instead.

It's demonstrated that it extracts the victim's breath along with their screams, which can potentially suffocate the victims, even monsters. back on top, and presumably gain fame for it.

Randall Boggs was going to kidnap Boo to test it and see if it will collect screams exactly as he expected it to, then work with Waternoose to kidnap hundreds of children to extract their screams in order to stop the energy crisis in Monstropolis, bring Monsters Inc. which has 15 Scream Canisters located inside of it.

The Scream Extractor is a mechanical device featured in the 2001 Pixar animated feature film Monsters, Inc.

Starmancer dream extractor