Multiple hero cards, aggressive cards and Yogg-Saron are all getting changes in the coming weeks before the Last Chance Hearthstone qualifier tournaments for the World Championship.*
Yogg has been getting mixed reactions from players because it's pretty unpredictable and can be very devastating late in the game if the player that uses it is lucky. The card is changing so that it stops casting random spells at random targets if it is destroyed, silenced, transformed or returned to your hand. It previously continued casting even if it made itself unusable. Read more...