"Warcraft Rumble: Season 4 Patch Notes Revealed in Blizzard News"

TL;DR
Warcraft Rumble's Season 4 introduces the Witch Doctor Troop and new emotes, with increased rewards such as Coins, Mega Tomes, and XP Gems. Daily Offers now include Legendary Cores and Mythic Tomes, while Quests have been tuned for consistent difficulty. Bug fixes and improvements to the game's social channels have also been made.
Season 4 Patch Notes — Warcraft Rumble — Blizzard News Blizzard News
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