Blizzard just released the details for their latest patch, which brings some balance changes to Standard, Battlegrounds, and Duels.
Patch Notes: https://hearthstone.blizzard.com/en-us/news/23999072/27-4-2-patch-notes
Timestamps
0:00 Introduction
0:23 Standard Nerfs
4:14 Wild Nerfs
8:44 Standard Buffs
9:50 Wild Buffs
11:00 Duels
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News | Hearthstone | Nerfs… buffs… BANS!?! This patch is crazy!