First off you must do some more research!!
Second, Sustenon stacks well with anything! If it was my first cycle I would not do deca. Why?? Because it will shut down your natural test levels hard. Even with clomid it will take 3-6 months to fully recover. I would use Primo if you can afford it.
TRhird, gear doesnt make you lose fat. Although taking it properly along with a clean diet and cardio will cut fat.
Read some more!!