Grocer Pano:
Ah, you mean the beleth's silver dragon. Then, how shall we do the trade? I can trade 1 beleth's silver dragon for 10 silver dryads and 10 silver undines or I can exchange it for you at a slightly better rate through a game that is popular with the collectors club.
Trade at set ratio.
Play game. [Guess correctly in two tries - 3 silver fairies, 3 silver dryads]
Play game. [Guess correctly in three tries - 7 silver fairies, 7 silver dryads]
Play game. [Guess correctly in four tries - 9 silver fairies, 9 silver dryads]
Play game.