History
The Queen of Hearts was killed along with all the other inhabitants of Earth-238 when it was obliterated by Lord Mandragon to prevent the spread of the insanity created by Mad Jim Jaspers to the rest of the multiverse[1].
Paraphernalia
Transportation
Flying teapot piloted by Dormouse.
Trivia
The Queen of Hearts is the counterpart to the Red Queen on Earth-616.