I have a 5* tech rank 3-4 gem...
![Mixalis](https://us.v-cdn.net/6029252/uploads/defaultavatar/n1NX1KZ6AC8ZT.jpg)
Should I use my rank up gem on my 5* unduped Stark Spidey? I know the dupe makes him insanely good. Not sure if I should wait for another tech champion that doesn't need dupe to be good.
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a champ for my play style.