He was selected for death bowling. Needs to do better in his first spell and take wickets in the middle
Very few teams have bowlers who are picking up wickets in the first 10 overs. The trend seems to be to bring back the faster bowlers after 35 overs and get wickets at the death. You are asking for and expect too much for wahab to take wickets in his opening spell (kookaburra ball doesn’t swing) and in the middle and at the death.