Many of the best equipment and equipment payoffs simply weren't in print at the time, like Colossus Hammer or Sigarda's Aid, and ones that were in print (Stoneforge Mystic, Puresteel Paladin) weren't included because that's how precons roll, I guess
For Enchantress strategies, this is simply a cheap enchantment that provides card advantage
With it being a market, these prices are always estimates, based on historic auction sales and other factors, so the values listed here arent ironclad
She's a dangerous woman, so we gave her menace and deathtouch (a previous incarnation of her had deathtouch)
Pokemon cards have also become hot collector's pieces
Even though the price won't be as expensive as selling each card separately, it will still be far more expensive than marketing your Pokmon cards in bulk to secondhand book stores or pawn shops, where the staff frequently has no idea what the cards are worth