Barcelona are 1/3 with Ladbrokes to overcome the first-leg deficit and qualify for the quarter finals of the Champions League.
Lionel Messi is 4/7 to score at any time and 25/1 to match last year’s feat of scoring four goals.
Arsenal are 11/5 to qualify with Nicklas Bendtner their most likely player to break the deadlock at 9/1. Arsenal are 15/2 to keep a clean sheet.
David Williams of Ladbrokes said: “We’re fully expecting Arsenal to feel the full force of a Barca backlash. Messi will be desperate to atone for his poor display at the Emirates.”
To qualify: Barcelona 1/3, Arsenal 11/5
Match betting: Barcelona 2/7, Draw 5/1, Arsenal 15/2
First goalscorer: Messi 11/4, Villa 7/2, Pedro 11/2, Bojan 7/1, Jeffren 8/1, Bendtner 9/1, Iniesta 10/1, Chamakh 10/1
Messi to score a hat-trick: 16/1
Messi to score four goals: 25/1