There are basic Energy cards (like Fire, Water, Grass, Lightning, Psychic, Fighting, Darkness, Metal, Colorless, Dragon, and Fairy, although Dragon and Fairy are now typically represented by other types or Colorless in modern sets) and special Energy cards, which often provide additional effects alongside energy
This means that the deck doesnt have to run any dead cards and can go all-in on ramping and protecting the combo
Often, a good tutor is its own reward, but having this be both a body on the battlefield and a cost reduction engine is just far too good to ignore
PLEASE NOTE: Due to this popularity, select Meet & Greets will require a wristband to participate
Evolution Sage - This too was once in the deck until more relevant creatures came and replaced it
Secret Rare cards have a card number higher than the sets total (for example, 151/150)