I like The Deca Sust Combo. It worked great for me. As for droping Fat while on bulk it can happen just not for me :{
My Bro at the gym is using deca and russian sust now and his friggin ABs are starting to show. Hes up 15 lbs and down a noticble amout of BF.
Like OG said watch your diet and eat clean and it can work.