Batman Arkham City Lockdown': Pummel the bad guys

What game do you guys think is the best in the series? Not based on one thing like story or gameplay. Just overall. : r/BatmanArkham

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Batman: Arkham City Lockdown, Arkham Wiki

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The Batman' Will Open the Doors to Arkham Asylum and Could Spawn Spinoff Movies for Its Villains - Bloody Disgusting

Batman Arkham City: Lockdown Review - Hardcore Droid

Batman: Arkham City, Batman Wiki

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Batman: Arkham City Lockdown - IGN