Patch 12.2.0.27358

Patch 12.2.0.27358 is a Hearthstone patch released October 18, 2018. It is a minor patch, containing various balance changes.

Card Changes
The following card changes were implemented:
 * Mana Wyrm - Now costs 2 mana, up from 1.
 * Giggling Inventor - Now costs 7 mana, up from 5.
 * Aviana - Now costs 10 mana, up from 9.