Read up on it here:
http://forums.steroid.com/forumdisplay.php?f=104
Also here is some one's write up on first cycles:
http://forums.steroid.com/showthread.php?t=120894
You also might want to explore the site some more. I know little about AAS but in a short answer, Tren is not for first cycle, should go with some form of testosterone. Seems to be the general recommendation.