Patch 19.4.1 is a bug fix patch.
Test cards should no longer appear in Core packs for Tournament Draft
Fixed a bug that failed to properly card count when unmaking
Fixed a bug where queuing for the Winter Holiday event with Victorious Podium in your deck prevents the match from starting
Fixed a bug where adding an Artifact to an existing stack wasn’t counting towards the Build for the Ages faction mission
Fixed a soft lock when casting an Ephemeral Mind Freak
Fixed a bug where Academy Analyst was reducing the cost for Items
Fixed a bug where transforming a minion on Guardian Plateau could erroneously generate Sand Guardians
Fixed a bug where creating a minion on Guardian Plateau and having it immediately die could erroneously generate a Sand Guardian on the enchantment itself
Fixed a bug where a Blighted minion that dies and creates another minion was passing the Blight to the created minion while Miasma Catalyst is in play
The modifier for Hall of Matrimony now shows up in tooltips
Fixed a bug where a Gama Sennin banished by Profane Locus was not granting the Ring of Eternity
Fixed a bug where creating a minion during your opponent’s turn no longer triggers Model of Duality
Fixed a bug preventing the Deepest Winter board from being purchasable
Fixed missing strings on Season II ranked trims
Added explanations in the guide regarding the interaction of Demise effects and Banish vs. Ephemeral
Changed animation for Ephemeral minion death to better reflect when the card is removed from play
The various card bugs were discovered too late for fixes to be included in this update. They should be fixed in the following patch.
Mana cost reduction effects are not functioning correctly with respect to variable cost spells such as Anhelli and Extract Life
Transforming a minion on Whitemoon Arena or Nazca Memorial can result in the minion having double the intended stat bonus
Reanimate effects (Re:Spawn, Stairway to Hades, etc) don’t work for the right-player’s lanes in 2v2.
Guilds are NYI