WoW Classic Hardcore Server PTR Is Coming | WowVendor
Hardcore is Coming to World of Warcraft Classic, With PTR in the Coming Weeks | MMORPG.com
Test realm | WoWWiki | Fandom
Hardcore Public Test Realm Goes Live June 29 - WoW Classic : r/classicwow
You can now make Death Knights on the BCC PTR (open to everyone). Pre Patch is on the Pre Patch Server (Yes that was a bad pun attempt)! : r/classicwow
WoW Classic WotLK PTR: How to Download & Join Pre Patch Zombie Invasion Event