Super Mario Galaxy is the pinnacle of game design. It's atmospheric, beautiful, Cinematic, and nostalgic. This will forever be my personal favorite game of all time. It's almost impossible for me to describe how I about Super Mario Galaxy.
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Pros
+ Mario's movement feels crisp
+ The spin attack is simple yet effective
+ Motion controls don't get in the way of the game
+ Every star feels unique
+ Every level has a creative theme, gimmick, or challenge
+ Challenging, but rewarding
+ Rosalina's story book adds a lot of nice story and lore for the character
+ The greatest video game soundtrack of all time, all of it is beautifully orchestrated
+ Luigi is playable
+ You can actually play as Luigi in this game
+ Luigi
Cons:
- A 2 player mode for this game should have never existed