Champs to r3 unduped

Which of the following champs are good for r3 unduped for defence or offense or both? Looking to increase my prestige thats at 10k.

Comments

Prestige? Then duped champs.

Not prestige? Moleman is awesome, as is iBom, then Warlock.

Prestige? Then duped champs.

Not prestige? Moleman is awesome, as is iBom, then Warlock.

Warlock and moleman are duped, so must focus on duped for pretisge?

I mean moleman and warlock are r3 (nor duped) *^