It allows you to swarm the field with powerful monsters, for a relatively small cost
Heres how it plays out: You are required to have The Gitrog Monster out, Dakmor Salvage in hand and more than 7 cards in hand total At the end of the turn, discard down to hand size, discarding Dakmor Salvage This gives you a draw card trigger from The Gitrog Monster Priority passes to opponents On resolution of the draw trigger, replace this with the dredge from Dakmor Salvage, milling 2 cards and returning Dakmor Salvage to hand As it is still the cleanup step you still need to discard down to 7 cards in hand, again discarding Dakmor Salvage and repeating the combo above on a loop The idea is you loop this to fill your graveyard and try to win from there
The 1998 Pikachu Illustrator card holds the title of the rarest Pokmon card, with a limited production of only 39 cards distributed exclusively to participants in a design-your-own Pokemon card contest
Neheb is a great Commander, too, able to chain some bonkers turns together to burn out opponents in short order
Between 1,000 and 5,000, or greater than that, like card shop levels