Boss Battle Royale 3


 * "Dress up as your favourite boss for the costume contest. Find out who's the winner!"

 is a Tavern Brawl. It debuted on October 14th, 2020.

Overview
This Tavern Brawl sees players taking on the form of various bosses from previously released adventures and missions. Unlike previous Boss Battle Royales, players chose a boss directly instead of each boss being tied to a specific class.

Classes
The bosses, Hero Powers and related cards for each hero are listed in the following table. Full deck lists can be found in the sections below.

Decks

 * Hagatha the Vengeful


 * Rotwing


 * Lich Baz'hial


 * Dr. Boom


 * Kriziki the Winged


 * Baduu Prime


 * Cenarius


 * Mother Shahraz


 * White King


 * Illidan Stormrage

Trivia

 * The only returning boss from previous Boss Battle Royales is the White King.
 * This is the first Boss Battle Royale where The White King hasn't represented Paladin.
 * Warlock and Paladin have no representatives in this brawl, while Warrior has two and there is a Neutral representative.