In the nearly five months since his new contract, Mancini seems to have been trying very hard to destroy his own credibility, and City's chances of building on last season's triumph. A series of baffling transfer and team selection decisions have contributed to City's stuttering start to the Premier League, and now - after a 1-1 draw against Borussia Dortmund - being in danger of exiting the Champions League at the group stage for the second successive year.