arkham horror card game rules Diving into the latest FAQ for HORROR: THE Arkham Horror FAQ and Errata

So, Sphinx's Revelation has a CMC of 3, counting the three colored mana symbols in its mana cost

That ability won't go on the stack until you're done casting, activating, or resolving that spell or ability, as appropriate

A literal deus ex machina that will turn the tide of any duel no matter which side has the lead

(Each in the mana costs of permanents you control counts toward your devotion to blue.) Creature - Wizard Merfolk Creature (CTRL to add secondary) Enchantment Enchantment (CTRL to add secondary) Instant Instant (CTRL to add secondary) Land Land (CTRL to add secondary) Mana Midnight Clock : Add

Card Name Mana Cost Type Instant Rarity Rare rules Text Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Counter target activated or triggered ability