Image via Wizards of the Coast LLC Mercurial Spelldancer Mercurial Spelldancer has a lot of things going on, but in EDH the most valuable would definitely be the first one, which says that this card can't be blocked
The deck also still had the advantage of the Zombie specific Synchro monsters as well as a variety of consistency cards that allowed the deck to very rapidly fill up the Graveyard
And if that wasnt enough, its also infamous for having been erratad
Japanese 019/DPt-P short print
The value of Lapras Pokemon cards varies significantly based on several factors including card condition, rarity, edition (1st Edition vs Unlimited), and whether the card has been professionally graded by PSA or BGS
Its all the fun with none of the clutter, and the ability to save multiple decks allows for both experimentation and control over your play style