Who to rank up to r3 5* Dr Voodo or 5* archangel both unduped

As the subject says who to take to r3 Dr Voodo or Archangel both unduped

Comments

How is it I don't have both even as 4 or 5 stars and my rating is 261k. Rank Voodoo. Regen+poison =sustainable champ

Personally I wouldn’t upgrade either they both need to be duped to be useful