Easily Xenoblade.
my top5 this year so far:
1)Xenoblade Chronicles
2)Guilty Gear XX Accent Core Plus (i know it's a 2009 game, but it launched in Europe in 2011)
3)de Blob 2
4)Conduit 2
5)Kirby's Epic Yarn (again, it's a 2010 game, but it launched in February 2011 in Europe)
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