(CNN) -- "Batman 2: DC Super Heroes" is a blocky-looking comic book come to life, with an open world for exploring, more new heroes and villains, and (for the first time ever) actual dialogue from LEGO characters. Batman and Robin return from their adventures in the original title to take on major baddies with a little help from their friends. The story takes place in Gotham City, where the Joker and Lex Luthor decide the best way to rig a presidential election in Luthor's favor is to drug everyone with Joker gas. The campaign takes players through several different set pieces, but also allows for free roaming throughout Gotham City in between the missions. Everything is built with LEGOs, which means nearly everything can be broken into blocks and bits, the currency of the LEGO world....