We wanted to add a joker, but sadly it wasnt something we could do with the crowdfunding campaign. The card deck is intended to go alongside an additional card deck to allow for 8 player games though and that's its main goal!
And yes you are correct. The 2 morale is there to represent *something* still happening even on a fail that makes it easier to achieve next time. You've still spent your action to make something good happen, so even if you couldnt get what you wanted, something positive still happens.