The problem of course is that Doubling Seasons effect is not a may effect, so especially with effects that add -1/-1 counters, Im a little concerned at the lack of control
Meanwhile, one of the sets most wanted, Giratina VStar, will deliver 280 damage in one hit, but the consequence is losing two of the attached Energies to the Lost Zone
So with all of that hype, lets go ahead and dive into the very most expensive cards in the set and what makes them so valuable all while also looking at current market data
Group any creatures you want to band together on the board
The equipped creature gets +1/+1 for each creature we control with base power or toughness of 1, and whenever a Hamster, Mouse, Rat, or Squirrel enters we can equip the Sword for free