Arsenal and PSG have both been boosted by the return of key players from injury ahead of the second leg of their Champions League semi-final. Ousmane Dembele was a doubt heading into Wednesday

Felix Zwayer has been appointed as the referee for Arsenal 's Champions League semi-final second-leg decider against Paris Saint-Germain on Wednesday night. UEFA have announced that the German official, 43, will take charge of the return leg in Paris, with Arsenal a goal down on aggregate following last week’s narrow defeat at the Emirates Stadium.

Sam Tighe has a look at the best bets around Arsenal’s Champions League semi-final second-leg clash with Paris Saint-Germain.