Yes it rocks I got it a while ago with my wii. Super Mario Galaxy is awesome. Here are some reasons:
3D world
Not on a Flat place.
In Space hoppin' galaxy to galaxy!
You can play as Luigi
Collecting Star bits and Shooting them at ANYTHING!!!
Fights with Bowser again and again!!!!
Having...
Arcues. He is a Hacked pkmn...COOOL! I have an AR but not wifi.I ran UP to the top right corner of the map on pkmn Diamond with the AR and I found Shaymin on lvl.30! Anyways Even though Mew can learn any move Acues can beat it with a 20% chance.