### Clue: Role of selfishness in this puzzle maybe initially lost for old solver (4)
### Answer: THEE 
 ### Explanation: Definition: old solver
 "theme"(the role of, in this case, "selfishness" in this puzzle) **minus**(… lost) **the 1st letter of**(…initially) "maybe ".
Defn: The old;archaic 2nd person pronoun, as used by the setter to refer to the solver.