This is the current state of Arena. Previously, Druid and Warrior were on top, but well... here we are now. This huge of a spread between top and bottom is unheard of,
HSReplay.net - Here are the highest winrate deck lists to... | Facebook
High Winrate Hearthstone Decks for the Last Week of the Ladder - Out of Games
If the meta decks are all extremely close to 50% winrate, because the decks all auto win against some decks and auto lose against others, is it a good meta? : r/hearthstone
How accurate is this from HSReplay as of right now? Is the disparity between Warrior/Mage and Priest really that severe? : r/hearthstone
Best meta-decks at the time (standard) : r/hearthstone
Hearthstone Arena Tier List: Best Arena Classes and Strategies (Festival of Legends + Audiopocalypse, June 2023) - Hearthstone Top Decks
Early data has 3 classes at ~60% winrate and 1 other over 50% : r/ hearthstone