You may send as many cards in your Option slots as you like to the Dark Area, as well as move cards between Option slots
Which other cards should I look out for
However, if four or more Pokmon possessing Hide n Sneak are already in the discard pile, the attack gains an additional 140 damage, turning Dhelmise into a surprisingly powerful late-game threat
X, Prime, EX, etc..) Generation 3 introduced Pokemon ex, which were a higher rarity than Holo Rares and placed after Special Energies in International Sets (but before Secret Rares and Basic Energy Cards.) Japan sets would include these in the main set alongside Common, Uncommon, and Rare Pokemon
Infect was the best deck in the format, with Affinity and Burn also being tier one, and the very idea that you could live long enough to tap out for a Jace, the Mind Sculptor on Turn 4 seemed insane