Thy Messenger is an extended play by the Polish death metal band Vader.

The EP was released 31 May 2019[1] through Nuclear Blast.

Writing for Metal Injection, Matthew Castleman wrote, "Vader still loves being Vader," and rated the EP an 8 out of 10.

[3] Metal Report called the release "merciless" and rated it an 8.5 out of 10.

[4] Writing for Metal Temple, Ross Donald called the EP "almost perfect", rating it a 9 out of 10.