Xbox Live has a demo up of Tropico 3 and it is available in all regions for Goldens, El Presidente.
Go try it out and rule your realm with an iron fist.
Also available on Arcade as of today is Diner Dash where you must Help Flo turn her greasy spoon into a five-star restaurant – just don’t tell customers to kiss your grits or anything. Demo is free, full thing will run you 800 MS Points.
Gyromancer, the RPG puzzler title from PopCap and Square is also available in demo form or the full thing for 1200 MS Points.
More through the links there, courtsy of the Major.