Total of 12 cards are being nerfed.

• Druid - 3 cards
• Silence/Removal - 4 cards
• Powerful neutral minions - 5 cards.

Druid

1. AOL - draw down from 2 cards to 1 card.
2. FON - no charge. Cost down from 6 to 5 and treants remain.
3. Keeper - health down from 4 to 2.

Silence & Removal

1. IBO - cost up from 2 to 3.
2. BGH - cost up from 3 to 5.
3. Hunter's Mark - cost up from 0 to 1.
4. Blade Flurry - cost up from 2 to 4 and damage only minions.

Powerful Neutral Minions

1. Knife Juggler - attack down from 3 to 2.
2. Leper Gnome - attack down from 2 to 1.
3. Arcane Golem - no charge. Health up from 2 to 4.
4. Molten Giant - cost up from 20 to 25.
5. Master of Disguise - stealth until next turn.

Btw, almost 2K comments on Hearthstone Battlenet and growing. Lol.