If I take just few discs with me they are:
Opto Pure(bad for putting, great for everything else)
a new Roc(fading upshots/300' drives)
S/C Teebird(for long, fading drives)
Star Wraith(really beat, turnovers, hyzerflips)
So 5, depends. On shorter courses I may just take pure/jokeri-combo with me.