V Fuck merger bros. Reeves didn't even care to make one of his Batman villains looking like a penguin. Not to mention Riddler's costume was trying so hard to look realistic.

Part II" might've accidentally leaked ... and it's all thanks to Heidi Klum's Halloween costume. Here's the deal ... prosthetics expert Mike Marino-- the same guy who transformed Colin Farrell into ...

Heidi Klum unveiled her latest Halloween transformation in New York on Oct. 31, appearing as a gigantic, bloodied severed ...