My mistake over the last month has been trying to keep a high density of removal spells while also playing four Pack Rats, which translates into cutting some number of your other threats
Like most Pokmon cards, the value of Kyurem depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Legendary Treasures)
You then use Thundurus first attack, Raiden Knuckle, to start powering up your attackers
And some players may lose interest in playing
Ben Stark's Jeskai deck features Nullify in the main deck and Disdainful Stroke in the sideboard
In addition, decks built around the new cards are powerful enough to give newcomers a chance to compete with experienced players