Target mans in patch v10.3?

I am controlling palermo and playing 4-3-3(2MC-1AMC-AML-AMR-SC) Hulk is my striker(poacher)and he is unstoppable. I bought lukaku for a replacement for future but I am not experienced about big guys.can you give me any advice like
which role you are giving to them? or maybe a new formation like 2scs

thanks!!