diff --git a/lib/tree-updater.rkt b/lib/tree-updater.rkt
index 098af3d..109c875 100644
--- a/lib/tree-updater.rkt
+++ b/lib/tree-updater.rkt
@@ -110,6 +110,15 @@
      #;(curry attribute-maybe-update 'class
               (λ (class) (string-join (classlist-updater (string-split class " ")) " ")))
      (curry attribute-maybe-update 'class class-updater)
+     ; audio buttons - sample: hearthstone/wiki/Diablo_(Duels_hero)#Sounds
+     (curry u
+            (λ (v) (has-class? "ext-audiobutton" v))
+            (λ (v) (dict-set (dict-remove v 'hidden) 'controls '(""))))
+     ; yet more uncollapsing - sample: warframe/wiki/Amp_(Ability)
+     (curry u
+            (λ (v) (and (dict-has-key? v 'id)
+                        (string-prefix? (car (dict-ref v 'id)) "mw-customcollapsible")))
+            (λ (v) (dict-set v 'style "display:block")))
      ; change links to stay on the same wiki
      (curry attribute-maybe-update 'href
             (λ (href)
@@ -245,6 +254,9 @@
       ; remove gamespot reviews/ads
       [(has-class? "reviews" attributes)
        return-no-element]
+      ; remove customcollapsible customtoggle buttons - sample: warframe/wiki/Amp_(Ability)
+      [(and (dict-has-key? attributes 'class) (regexp-match? #rx"^mw-customtoggle-[^ ]* button-c$" (car (dict-ref attributes 'class))))
+       return-no-element]
       [#t
        (list element-type
              ;; attributes
diff --git a/static/main.css b/static/main.css
index 3d3ed5a..1641886 100644
--- a/static/main.css
+++ b/static/main.css
@@ -210,6 +210,14 @@ figcaption, .lightbox-caption, .thumbcaption {
     display: block;
 }
 
+/* javascript audio play buttons */
+a.ext-audiobutton { /* see hearthstone/wiki/Diablo_(Duels_hero) */
+    display: none;
+}
+.sound > [style="display:none"] { /* see minecraft/wiki/villager#Sounds */
+  display: inline !important;
+}
+
 /* animated slots */
 #mw-content-text .animated > :not(.animated-active), #mw-content-text .animated > .animated-subframe > :not(.animated-active) {
     display: inline-block;