- no fewer than 50 classic DC characters
- Wonder Woman, The Flash, Superman, Batman, Robin and Green Lantern confirmed
- Superman plays a big role in the story
- the special suits from the first game return
- every suit has at least two abilities
- Batman's Electricity Suit enables him absorb lethal shocks and doubles as a battery pack that lets you carry a charge from one place to another
- you can also lift baddies off the ground and sping their limbs off with an electric charge
- the Sensor Suit ha X-ray vision for seeing through walls, and also features invisibility
- at one point the Riddler has you choosing from 3 boxes, two of which have traps and one has him inside
- you can use the X-ray vision to see this prior to choosing
- the Hazard Suit is a chunky fireman-style outfit that enables Robin to submerge himself safely in any type of liquid
- the suit also fills a tank with the liquid you're in, allowing you to shoot acid and other liquids at enemies or set-pieces
- Computers can be fried with a quick blast of water
- acid will eat through metal
- there will be a level at the Ace Chemicals plant
- the Acrobat Suit is all pastel colors and comes with a staff
- you can also throw the staff into special slots in the wall to create a new swinging ledge
- the staff can also change into a ball that will crush enemies
- staff increases attack range
- new combo system where each hit you land without getting hit back will add another point to your multiplier score
- one level takes place in Arkham Asylum
- the Two Face model is closer to the design featured in Batman Forever
- fully voiced
- one area of Arkham Asylum has you sneaking past Killer Croc
- Croc's prison cell is both underwater and above water
- to get by Croc, you power-up an oven and cook a chicken inside to lure Croc away
- cold breath can freeze streams of water, enabling you to hop up waterfalls to reach new heights
- 3DS game doesn't contain open-world exploration
- StreetPass has been confirmed
- bonus Justice League game mode