pokemon double crisis booster box Pokémon Pack 1 Basic Energy Double Crisis

Voldaren Thrillseeker - say what you want about cheap kills and unga-bunga strategies, but I really love all of the nasty synergies that this card was able to make with different variations of the "sudden win" combos made for it

This one costs five mana instead of four and doesn't include a way to cast it for free, but if you're looking for a type manipulator in Black, this is one of your best options

Pendulum MOnsters Finally, the Pendulum Monster

When the type was introduced in Generation VI, Sylveon became its poster child

This thankfully includes all the special hidden cards (including a super secret Mew), however, and collecting the regular set takes much less time