The term TWAIN HERO refers to the characters created by Mark Twain in his novels. The six letter solution SAWYER is a reference to Tom Sawyer, the protagonist of the novel of the same name. The four letter solution HUCK is a reference to Huckleberry Finn, the main character of Adventures of Huckleberry Finn. The other four letter solution FINN is also a reference to Huckleberry Finn. The six letter solution PAUPER is a reference to The Prince and the PAUPER, another novel by Mark Twain. The five letter solution CANTY is a reference to Edward, the Prince of Wales in The Prince and the PAUPER. The fifteen letter solution HUCKLEBERRYFINN is a reference to the novel Adventures of Huckleberry Finn. The last fifteen letter solution PUDDNHEADWILSON is a reference to the novel Pudd'nhead Wilson.