diff --git a/docs/supportedsites.md b/docs/supportedsites.md
index da499f82..8f54b157 100644
--- a/docs/supportedsites.md
+++ b/docs/supportedsites.md
@@ -1506,16 +1506,6 @@ Consider all sites to be NSFW unless otherwise known.
     <td></td>
 </tr>
 
-<tr>
-    <td colspan="4"><strong>FoOlSlide Instances</strong></td>
-</tr>
-<tr>
-    <td>PowerManga</td>
-    <td>https://read.powermanga.org/</td>
-    <td>Chapters, Manga</td>
-    <td></td>
-</tr>
-
 <tr>
     <td colspan="4"><strong>Mastodon Instances</strong></td>
 </tr>
diff --git a/gallery_dl/extractor/foolslide.py b/gallery_dl/extractor/foolslide.py
index b0699b03..bb684c2d 100644
--- a/gallery_dl/extractor/foolslide.py
+++ b/gallery_dl/extractor/foolslide.py
@@ -38,10 +38,6 @@ class FoolslideExtractor(BaseExtractor):
 
 
 BASE_PATTERN = FoolslideExtractor.update({
-    "powermanga": {
-        "root": "https://read.powermanga.org",
-        "pattern": r"read(?:er)?\.powermanga\.org",
-    },
 })
 
 
diff --git a/scripts/supportedsites.py b/scripts/supportedsites.py
index c7748bb0..3afac13f 100755
--- a/scripts/supportedsites.py
+++ b/scripts/supportedsites.py
@@ -101,7 +101,6 @@ CATEGORY_MAP = {
     "pornimagesxxx"  : "Porn Image",
     "pornpics"       : "PornPics.com",
     "pornreactor"    : "PornReactor",
-    "powermanga"     : "PowerManga",
     "readcomiconline": "Read Comic Online",
     "rbt"            : "RebeccaBlackTech",
     "redgifs"        : "RedGIFs",
diff --git a/test/results/powermanga.py b/test/results/powermanga.py
deleted file mode 100644
index fb02b0cc..00000000
--- a/test/results/powermanga.py
+++ /dev/null
@@ -1,36 +0,0 @@
-# -*- coding: utf-8 -*-
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-
-from gallery_dl.extractor import foolslide
-
-
-__tests__ = (
-{
-    "#url"     : "https://read.powermanga.org/read/one_piece_digital_colour_comics/en/0/75/",
-    "#category": ("foolslide", "powermanga", "chapter"),
-    "#class"   : foolslide.FoolslideChapterExtractor,
-    "#sha1_url"     : "854c5817f8f767e1bccd05fa9d58ffb5a4b09384",
-    "#sha1_metadata": "a60c42f2634b7387899299d411ff494ed0ad6dbe",
-},
-
-{
-    "#url"     : "https://read.powermanga.org/series/one_piece_digital_colour_comics/",
-    "#category": ("foolslide", "powermanga", "manga"),
-    "#class"   : foolslide.FoolslideMangaExtractor,
-    "#count"   : ">= 1",
-
-    "chapter"       : int,
-    "chapter_minor" : str,
-    "chapter_string": str,
-    "group"         : "PowerManga",
-    "lang"          : "en",
-    "language"      : "English",
-    "manga"         : "One Piece Digital Colour Comics",
-    "title"         : str,
-    "volume"        : int,
-},
-
-)