Well, there's a site for finding these sorts of things, I do believe. This is the site that I'm using to pick what I'll do for the second version I'm getting : http://nuzlocke.wikia.com/wiki/List_of_Nuzlocke_Variants
Hope you find this useful!
Firestar is EPIC
Good: Firestar
Brambleclaw
Bluestar
Onestar
Featherwhisker
Uh.. StarClan
The rest of ThunderClan
WindClan
RiverClan
Bad:
Tigerstar
Brokenstar
Some of ShadowClan
Uh... The Place of No Stars or commonly known as The Dark Forest.
Rogues
Sol
ThistleClaw
BloodClan (excluding...