This is a table top collectible card game and has no connection to the World of Warcraft MMORPG other than the name of the game and the theme. This is not a sale of any of Blizzard Entertainment's intellectual property associated with the Video Game. To be clear, no in game property for the World of Warcraft is being sold.
"Activate" => Target Horde hero or ally you control has Assault 1 this turn. If you control an ally with Saurfang in its name: "Activate" => Target Horde hero or ally you control has Assault 3 this turn.