"All the players are in the same position. Nobody's guaranteed places in the team," said Wenger.
"Every position is up for grabs. You have to face it like that, the last game decides the next one.
"Everybody faces the same competition and the players who [have] come in have been on the bench for a long, long time.
"They all have the same problem, the job of being a top-level competitor is to deal with that."