Researcher Lorain:
Ah, Nia's gold wyveryn, the flying Gold Dragon! Do you want to use the boring old standard exchange rate or would you prefer an exciting game of chance?
Accept standard exchange rate of 1:20
Play game. [Guess correctly in two tries - 8 Gold Wyverns]
Play game. [Guess correctly on the thrid try - 16 Gold Wyverns]
Play game. [Guess correctly in four tries - 18 Gold Wyverns]
Explanation of game