Like most Digimon TCG cards, the value of X Antibody Proto Form Gold Border depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Advanced Booster Digimon Generation)
There were 10 cards with emerge in the set, across all rarities
Weathered Runestones nonland clause is a bit better than the Cages creature clause, as it can stop Sun Titan or Sevinnes Reclamation dead in their tracks as well
In game terms, Scrooge McDuck has a 5 Ink cost, 3 Strength and 5 Willpower, along with 1 point of Lore
However, one singular card stands out from this heaping pile of rubbish
Skullclamp Skullclamp is widely regarded as the best equipment card in the game and has been since its release