Keep him as a cover only, not first choice Overseas opener.
RCB should either go for an overseas opener or move Kohli to opening spot.
RCB are now like:-
1. Overseas Opener
2. Devdut
3. Virat
4. ABD
5. Overseas/Indian batsman or WK batsman.
6. Batting All-rounder
7. Sundar
8. Richardson / other Overseas pacer
9. Saini
10. Siraj
11. Chahal