6* or 5* rank up

Ragnarok33

Just pulled a 6* Domino. Should I rank up my 6* version, or R4 my 5* Domino- I need some input.

Gamer

Rank the 6 Star.

V1PER1987

6*.

-sixate-

6*, don't waste the resources on the 5*.

Good problem to have.