It's quite comical and a welcome addition to the main game. (thevitalounge.net)
There were two other small additions to the main game — the first was the grappling hook, which was buggy as hell and didn't add much to the game, other than being able to swing in on a rope and drop a punch on an enemy that landed so hard they were instantly dead. (warpzoned.com)
In addition to the main game mode there is a Marsho Madness game mode that is a lot of fun. (andymerrill.com)