ScoreForCard = function (card) {
  if (card instanceof Entity) {
    return ScoreForUnit(card);
  } if (card instanceof Spell) {
    return ScoreForSpell(card);
  } if (card instanceof Artifact) {
    return ScoreForArtifact(card);
  }
  return 0;
}
Returns the score for a card.
@param {Card} card
@returns {Number}
@static
@public