Hearthstone Update 20.0 Brings New Hero, Big Changes

By Brandon RidgelyUS Editor

Hearthstone Update 20.0 has arrived, and it's the game's biggest patch ever!

It introduces a new hero, tons of new cards, new balance changes, a new arena lineup, and plenty of other changes.

So without further adieu, let's dive right into the Hearthstone Update 20.0 patch notes.

Patch Notes

Here are the massive new patch notes for Hearthstone update 20.0.

Balance Changes

Hearthstone Update 20.0 title screen
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THROWBACK: Hearthstone is returning to its roots in Update 20.0

Mage

  • Mana Wrym
    • Old: [Costs 2] 1 Attack, 3 Health. → New: [Costs 1] 1 Attack, 2 Health
  • Wrym Weaver
    • Old: [Costs 5] 3 Attack, 6 Health. Spellburt: Summon two 1/3 Mana Wryms. → New: [Costs 4] 3 Attack, 5 Health. Spellburst: Summon two 1/2 Mana Wryms
  • Conjurer’s Calling
    • Old: [Costs 4] → New: [Costs 3]
  • Dragoncaster
    • Old: [Costs 7] → New: [Costs 6]

Hunter

  • Flare
    • Old: [Costs 2] → New: [Costs 1]
  • Hunter’s Mark
    • Old: [Costs 2] → New: [Costs 1]
  • Starving Buzzard
    • Old: [Costs 5] 3 Attack, 2 Health. → New: [Costs 2] 2 Attack, 1 Health
  • Dinotamer Brann
    • Old: [Costs 8] → New: [Costs 7]

Warrior

  • Charge
    • Old: [Costs 1] Give a friendly minion Charge. It can't attack heroes this turn. → New: [Costs 3] Give a friendly minion +2 Attack and Charge.
  • Bloodsworn Mercenary
    • Old: 2 Attack, 2 Health → New: 3 Attack, 3 Health
  • Scion of Ruin
    • Old: [Costs 4] → New: [Costs 3]

Shaman

  • Spirit Claws
    • Old: [Costs 2] → New: [Costs 1]
  • Flametongue Totem
    • Old: [Costs 3] 0 Attack, 3 Health. → New: [Costs 2] 0 Attack, 2 Health
  • Invocation of Frost
    • Old: [Costs 2] → New: [Costs 1]
  • Dragon’s Pack
    • Old: Summon two 2/3 Spirit Wolves with Taunt. If you've Invoked twice, give them +2/+2. → New: Summon two 2/3 Spirit Wolves with Taunt. If you've Invoked twice, give them +3/+3
  • Corrupt Elementalist
    • Old: [Costs 6] → New: [Costs 5]

READ MORE: Hearthstone Forged in the Barrens: All Cards, Release Date & more

Druid

  • Keeper of the Grove
    • Old: 2 Attack, 2 Health → New: 2 Attack, 4 Health
  • Ancient of Lore
    • Old: Choose One - Draw a card; or Restore 5 Health. → New: Choose One - Draw 2 cards; or Restore 5 Health.

Priest

  • Power Word: Shield
    • Old: [Costs 0] Give a minion +2 Health. → New: [Costs 1] Give a minion +2 Health. Draw a card.

Rogue

  • The Caverns Below
    • Old: Quest: Play five minions with the same name. Reward: Crystal Core (For the rest of the game, your minions are 4/4). → New: Quest: Play four minions with the same name. Reward: Crystal Core (For the rest of the game, your minions are 5/5).
  • Edwin VanCleef
    • Old: [Costs 4] → New: [Costs 3]
  • Blade Flurry
    • Old: [Costs 4] → New: [Costs 2]
  • Necrium Apothecary
    • Old: [Costs 5] → New: [Costs 4]
  • Galakrond, the Nightmare (Applies to upgraded versions)
    • Old: Draw 1 card. It cost (1). → New: Draw 1 card. It cost (0).

Paladin

  • Call to Arms
    • Old: [Costs 5] → New: [Costs 4]

Warlock

  • Fiendish Rites
    • Old: [Costs 4] → New: [Costs 3]

Neutral

  • Nitroboost Poison
    • Old: [Costs 1] → New: [Costs 2]
  • Undertaker
    • Old: Whenever you summon a minion with Deathrattle, gain +1 Attack. → New: Whenever you summon a minion with Deathrattle, gain +1/+1.
  • Leper Gnome
    • Old: 1 Attack, 1 Health → New: 2 Attack, 1 Health.
  • Knife Juggler
    • Old: 2 Attack, 2 Health. → New: 3 Attack, 2 Health.
  • Frenzied Felwing
    • Old: 3 Attack, 2 Health. → New: 3 Attack, 3 Health.
  • Bad Luck Albatross
    • Old: [Costs 4] → New: [Costs 3]
  • Saronite Chain Gang
    • Old: Battlecry: Summon another Saronite Chain Gang. → New: Battlecry: Summon a copy of this minion.
  • Arcane Golem
    • Old: 4 Attack, 4 Health. → New: 4 Attack, 2 Health. Charge.
  • Bonemare
    • Old: [Costs 8] → New: [Costs 7]
  • Archivist Elysiana
    • Old: [Costs 9] → New: [Costs 8]
  • Dragonqueen Alexstrasza
    • Old: Battlecry: If your deck has no duplicates, add 2 other random Dragons to your hand. They cost (1). → New: Battlecry: If your deck has no duplicates, add 2 other random Dragons to your hand. They cost (0).

READ MORE: BlizzCon 2021 Hearthstone Reveals

New Hero

Overlord Saurfang

Hearthstone Overlord Saurfang Hero Card
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FOR THE HORDE: Saurfang has arrived as a new hero in Hearthstone

Ability: For the Horde! [Costs 1]

  • Give +1 Attack to the next minion you buy this turn. (Upgrades each turn!)

New Arena Rotation

Hearthstone Update 20.0 introduces a brand new Arena rotation including the following sets:

  • Core
  • Forged in the Barrens
  • Darkmoon Races Mini-Set
  • Madness at the Darkmoon Faire
  • Scholomance Academy
  • Ashes of Outland
  • Rise of Shadows
  • Mean Streets of Gadgetzan

Other Changes

Increased the number of available deck slots from 18 to 27.

  • Moved the Seasonal Ranked Rewards Chest to the Deck Selection screen. Additionally, the Seasonal Ranked Rewards for March will give Forged in the Barrens packs instead of Madness at the Darkmoon Faire packs.
  • Added progress bars for each Achievement category in the Journal.
  • Updated the guaranteed Weekly Quest Win 5 Games of Ranked Play Mode to be re-rollable.
  • Updated several loading tips to reflect recent changes.
  • Updated Arena Rewards to now include Forged in the Barrens packs and no longer include Classic packs.
  • Updated Tavern Brawls to reward one Year of the Phoenix pack instead of a Classic pack.
  • Updated both new player Legendary quest lines so that several of the quests can be completed in Battlegrounds and will offer pack rewards from recent expansions instead of Classic packs.
  • Removed the returning player missions against Malfurion, Tyrande, and Hakkar and updated the Legendary quest line for returning players to reward a total of 15 card packs from recent expansions.
  • Updated free decks for new and returning players (recipes can be found here).*
  • Updated Book of Heroes so that completing all Book of Heroes missions for a class will now unlock that class.
  • Updated the Demon Hunter class so that it can be unlocked by playing against the class in Play mode or beating the class in Practice mode. Completing the Demon Hunter prologue will still unlock the class but will now reward 1 Demon Hunter class pack for players that have yet to complete it.
  • Fixed a bug where Wild cards would not appear in the Collection without having Demon Hunter unlocked.
  • Fixed a bug where Zephrys the Great would not offer Mass Dispel or Shadowflame when your board was full.
  • Fixed a bug where cards that target Deathrattle minions, such as Play Dead, would still work with Deathwarden in play.
  • Fixed a bug where minions buffed by Soul of the Murloc would not show a Deathrattle icon.
  • Fixed a bug where Khadgar would not copy Vectus’ Deathrattle effects on Plagued Hatchling.
  • Fixed a bug where Sparkjoy Cheat casting a secret from your hand would trigger an opponent’s Counterspell and still put the secret into play. It will now no longer trigger Counterspell.
  • Fixed a bug where Shenanigans would not trigger if the opponent’s first card drawn was a “Cast When Drawn” card.
  • Fixed a bug where Shadow Clone would trigger despite having a full board.
  • Fixed a bug where playing Crystal Core and Humble Blessing in the same match would not grant the persistent stat effect of whichever was played second.
  • Fixed a Battlegrounds bug where minions that buff others would not visually update all minions that are spawned during combat.
  • Fixed a Battlegrounds bug where the Prize Wall Hero Power would not show the correct number of turns left for players other than Tickatus.
  • Fixed a Battlegrounds bug where secrets generated from Prestidigitation showed a Gold cost despite not costing any Gold to cast.
  • Fixed a Duels bug where the win counter could show -1.
  • Fixed a Duels bug where duplicate card buckets could appear.
  • Fixed a Duels bug where your deck would not appear on the end of run screen.
  • Fixed a Duels bug where the Deathstrider Treasure could cause crashes when triggering multiple Deathrattles.
  • Fixed a Duels bug where the Soulcial Studies Hero Power could still appear as Coming Soon.
  • Fixed a Duels bug where Prince Malchezaar’s start of game effect would not activate if Prince Malchezaar was drawn from Small Pouches.
  • Fixed a bug where clicking the victory banner in Solo Adventures would not exit the match.
  • Fixed a bug in Trial by Felfire where the adventure would not show as completed despite earning its respective completion Achievement.
  • Fixed a bug in Trial by Felfire where the fight with Gruul the Dragonkiller could lock the game.
  • Fixed a bug with Book of Heroes Valeera where minions drawn by Varian Wrynn would not be placed on the board despite having adequate board space.
  • Fixed a bug with Book of Heroes Valeera where the AI would play Sleep with the Fishes for no value.
  • Fixed a visual bug with Book of Heroes Valeera where minions in play at the start of a match would appear ready to attack during the Mulligan.
  • Fixed a visual bug with Book of Heroes Valeera where Rehgar Earthfury would appear unable to attack despite being able to attack.
  • Fixed a visual bug with V-O7-TR-ON’s entrance animation.
  • Fixed a visual bug where Imprisoned Phoenix would briefly appear to give its Spell Damage buff while Dormant.
  • Fixed a visual bug where parts of the Zhuge Liang Anduin and Diao Chan Valeera Hero Skins were not appearing animated.
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