Harley Quinn (Arkham City)
New York ComicCon 2012 Cosplay Roundup - Image 27

Mr. J is off getting his convention utili-kilt.(via)

Johnny Cage
New York ComicCon 2012 Cosplay Roundup - Image 27

"No, that doesn't count as a valid ID, sir."(via)

Spy (Team Fortress 2)
New York ComicCon 2012 Cosplay Roundup - Image 6

Weird, never saw this guy once. I wonder if that extra guy in our group with all the hats who kept stabbing us saw him.(via)

Midna (The Legend of Zelda: Twilight Princess)
New York ComicCon 2012 Cosplay Roundup - Image 1

"Well, excuuuuuse me, princess of the Twilight Realm."(via)

King Hippo

Note: This man is literally 15 feet tall.(via)