diff --git a/source/en/portal/servers/index.md b/source/en/portal/servers/index.md
index 93a7524..3ed79f5 100644
--- a/source/en/portal/servers/index.md
+++ b/source/en/portal/servers/index.md
@@ -221,6 +221,7 @@ Instances run by and for people belonging to some minority and moderated more st
 
 ### 🎬 [Book / Game / Show theme](#entertainment)
 * [osrs.club](https://osrs.club) - themed around Old School Runescape *(Pleroma)*
+* [greenhill.zone](https://greenhill.zone) - multilingual instance for fans of Sonic the Hedgehog *(Mastodon)*
 
 ### 🔴 [Political and social views](#political-and-social-views)
 * [campaign.openworlds.info](https://campaign.openworlds.info) - for campaigners and NGOs *(Mastodon)*