Those who have owned it in the past have asked for millions, but because its a one of one, its essentially priceless and many collectors of rare Yu-Gi-Oh cards want this badly
Gnottvold Slumbermound Gnottvold Slumbermound is the exact kind of land destruction that can bail you out against a Nykthos, Shrine to Nyx or Field of the Dead without eliciting moans from the rest of the table
For example, if your opponent casts Awaken the Bear and you Force Away the creature, you've made an even trade in terms of cards, and probably saved yourself a lot of damage to boot
While this card is face-up on the field: negate the effects of all other cards on the field and in the GY
If you call it right, double this card's ATK during this turn
there seems to be a real movement because were progressing through different kinds of images