There are at least three artists with the name Hidden Machine:

1. The name HIDDEN MACHINE refers to Pokemon. Their first album Unlimited features the first 8 "HM's" that can be taught to Pokemon in the games.
In early 2020, Sean Power (vocals) joined Kyle Gross / Chris Ratliff, they released the single Cloned Attempt which features Lee McKinney from the band Born of Osiris. This was the start of a new era of their band and they are actively in the process of recording their next full-length album, this time as a full band.

2. An indie / emo band from Brooklyn, New York. Line-up was: Ross Greenberg (guitar, vocals), Zach Wood (drums, vocals), Nate Walker (lead guitar, vocals), Joe War (bass) and Nathanial Hoover (bass, mixing, mastering).
Only one EP was released by them, The Death Of Something Beautiful (2019).
They broke up, Ross Greenberg moved to Brooklyn and after some time has released an album Hidden Machine (2020).

3. An artist from New Jersey. He mainly makes video game music. Two albums were released, A Great Adventure Awaits (2014) and Surf (2015). Now he mainly works as an indie producer. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.