absolutly m-drol to epi. M-drol will give you quick ridic gains. Doing epi after will help u gain some muscle memory to keep them around, just as mr rob said.
Ive done that stack before, just be sure to watch for shutdown. M-drol will shut u down then with a few weeks of another substance after your natty test will be in ruins. great gains though, just know ur bod.
get anabrolic