“The Joker meets The Penguin 🃏🐧,” Hamill ... “And to think that this guy was your nemesis in Arkham City,” a third wrote. Hamill, 73, first filled the Joker’s villainous shoes ...

Narratively, Arkham City Lockdown features tons of Arkham staples, including the Joker (voiced by Mark Hamill), Harley Quinn, Two-Face, Penguin, Solomon Grundy, Poison Ivy, Deathstroke ...

While she only has a fleeting appearance in The Penguin, and already locked up in Arkham, in the DC Comic Book series she is someone with a high-flying job at the Gotham City Museum of Antiquities.

The Penguin's voice actor gets a shout out ... The imposing (immortal?) villain from "Arkham City" is back, in a brand-new play. A Batman villain, Copperhead, it out at large.