each 100-card deck also comes with a 2-card Collector Booster Sample Pack, 10 double-sided tokens, and 1 deck box
But when you want more recursion and some extra access to things like Debtors Knell, Daxoss Torment, or Doomwake Giant, then black needs to go into the deck
Its seeing a bit of play in Modern, Pioneer and Commander
There are currently 11 types of Energy cards, which correspond to the same number of Pokemon types available in the game: Fire Grass Water Dark Psychic Fighting Metal Dragon Fairy Lightning Colorless Of all the energy types, Colorless Energy (which represents Normal-type Pokemon) is the most commonly used one, and it can be replaced by any energy type when performing attacks
We use these for every single one of our rare non-graded cards and then house them in a protective box for storage