First Time Steroids Cycle

hi mr.shadow pro
im from chinese hongkong guys,i hv question,how to employ steroids(Anabolic steroids),why i need employ steroids becaz i want to participate Arnold classic contest,maybe i will prepare 2-3years ,so i need ur professional suggest i first time cycle!!thx a lot pls^^

this is my info
off season Weight:157-158lbs
body fat:18-19%
on season lean mass muscle:123-5lbs, body fat 6-8%
now my body weight is 145-7lbs

dude, you are highly underestimating what it takes to get to that level