By James Cormack Arsenal entered April with a cautious sense of optimism following their stalemate against Manchester City at the Etihad Stadium, but two weeks in and their stellar campaign is beginning to unfold. A Champions League exit at the hands of Bayern Munich arrived in the wake of a crushing Premier League defeat to Aston Villa which saw them relinquish their status as the division’s top dogs. Manchester City now lead the way, and they very rarely surrender such positions. Nevertheless, Arsenal have got to go again after their midweek disappointment. Their season is on the line at Mol…