You can see the full deck list under the article, the main deck has exactly 40 cards
No return is guaranteed market conditions and competing releases all influence card values
Sometimes, Food Tokens are used "properly," meaning that they are used in decks that actually care about sacrificing them and gaining life, but other times, they can be used for all sorts of combos and strategies
Doubling Season says that you put double the counters whenever you would put counters on a permanent
Two generic, one green: you sacrifice an enchantment to make all players sacrifice an enchantment
C Common Dark Room of Nightmare X SPELL Continuous Each time your opponent takes damage from a card effect, except "Dark Room of Nightmare", inflict 300 damage to your opponent