Batman: The Penguin Face off

Marketing description from Lego.

Features Batman's scuba vehicle and The Penguin's duck boat, both armed with flick missiles.

Set includes 2 minifigures:

1. Scuba Batman (exclusive)
2. The Penguin

Also includes 2 robot penguins with dynamite. 

Batman's scuba vehicle measures over 1-Inch high, 4-Inch long and 1-Inch wide.

Duck measures over 1-Inch high, 2-Inch long and 1-Inch wide.