Ollie Watkins will be aiming to make himself a hero when Aston Villa welcome Bayern Munich to Villa Park for an enthralling night of Champions League football. Aston Villa can class themselves a a sleeping giant that was put back on their feet by Dean Smith and is now starting to roar under Unai Emery. It wasn’t long ago that the club was in England’s second tier, struggling, in a financial mess and worlds away from the Premier League, never mind the Champions League. But it proves what stability, brains in the dugout, brilliant decision-making, outstanding recruitment, patience, huge investme…