It's safe to say that you ought to wait until you get to Stage 7, because you'll have a wider selection of options (Titans, Sneakies and Surfers).
Akuve iphephile ukusho ukuthi kufanele ulinde uze ufike Stage 7, ngoba kuzodingeka ezahlukene ebanzi ongakhetha (Titans, Sneakies kanye Surfers).