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Lovecraft Letter FAQ

46 questions players ask · Updated Nov 12, 2026 · Full rulebook

How to WinSetupHow to PlayCthulhu Mythos

How to Win

  • What happens if two players tie for the highest card when the round ends?
  • After a round ends with no winner, who starts the next round?
  • If the round is decided by the final hand comparison and you hold Cthulhu, do you win the game?
  • If a forced discard makes you discard Cthulhu on your own turn, do you lose at once?
  • If an Insanity card knocks out the last opponent and ends the round, do you win Insane or Sane?
  • What happens if all 18 Sanity tokens are used up in a six-player game?

Setup

  • What is the card removed at the start of each round for, and is it used later?
  • Is the Mi-Go Braincase ever shuffled into the deck?
  • Is the Mi-Go Braincase set aside again at the start of each new round?

How to Play

  • When Mi-Go or Golden Mead makes you discard a second card, do you apply that card's effect?
  • Can you use the Insane effect of the card that first makes you insane on that same turn?
  • Does insanity carry over into the next round?
  • If someone forces you to discard an Insanity card, do you become Insane?
  • Do you make a Sanity Check on the turn when someone forces you to discard an Insanity card?
  • What happens if a Sanity Check needs more cards than the deck has?
  • What happens if a Sanity Check reveals an Insanity card before you have revealed all the required cards?
  • Are cards revealed in a Sanity Check discarded even if you fail the check?
  • Where do cards revealed in a Sanity Check go: a shared discard pile or your own?
  • When a card makes me discard, does the discarded card's effect still apply?
  • Is playing a card any different from discarding it?
  • Does Liber Ivonis's protection from knockout still apply during the end-of-round card comparison?
  • Do the cards compared at the end of a round count as discarded?

Cthulhu Mythos

  • Does discarding the Necronomicon knock you out of the round or out of the whole game?
  • Does drawing the Necronomicon during a Sanity Check knock you out?
  • If Cthulhu is revealed during a Sanity Check with two Insanity cards in your discard pile, do you win the game?
  • If Professor Henry Armitage or Mi-Go makes you discard Cthulhu on another player's turn, what happens?
  • If I play Mi-Go and then discard Cthulhu as my second card with only one Insanity card in my discard pile, does Mi-Go count as the second one, so Cthulhu wins?
  • When Mi-Go gives the opponent the Braincase, can you knock that opponent out with a second effect in the same turn?
  • Does Liber Ivonis's insane effect stop you from having to make Sanity Checks?
  • If Liber Ivonis protects you, can Professor Henry Armitage or Mi-Go knock you out by forcing you to discard Cthulhu or the Necronomicon?
  • Does Elder Sign protect you from Nyarlathotep's insane effect, which collects every other player's hand?
  • If you are Insane and hold the Shining Trapezohedron with another card above 4 during a Mi-Go effect, do you win the round at once?
  • If you hold both The Silver Key and The Shining Trapezohedron, which card must you discard?
  • If you hold Cthulhu and an insane Shining Trapezohedron, does the Trapezohedron win the round or does Cthulhu win the game?
  • Does winning a round with The Shining Trapezohedron give you an Insane token?
  • What is the difference between the Mi-Go Braincase and the Necronomicon when one is discarded?
  • Do you get knocked out if you hold Cthulhu and the Necronomicon at the same time?
  • Can you use Hound of Tindalos's Insane effect if every other player is already Insane?
  • Can you voluntarily discard Cthulhu?
  • Does Investigators let you name a number, or a character?
  • Can you name zero with Investigators or Deep Ones when an opponent holds the Mi-Go Braincase?
  • Does 'higher than 4' on The Silver Key and The Shining Trapezohedron mean the same as '5 or higher'?
  • If you are protected by Elder Sign, or every other player is, does a trade-hands effect still affect anyone?
  • What happens when two players tie in a Great Race of Yith or Hound of Tindalos comparison?
  • What does Nyarlathotep let you see when you redistribute cards?
  • If Professor Henry Armitage is played on you and you discard Mi-Go Braincase, are you knocked out?