well, just because you have that stuff doesn't mean you need to use it all at once.
personally, i hate Superdrol, and from what i understand, DMZ is a much stronger version.
i've also used Epi/Havoc, and found higher doses caused me some serious joint pain (however, the sustanon you're taking might keep estrogen up high enough to prevent this)
honestly, i'd suggest running the whole cycle a little shorter, like this:
and eat. 80 kg is pretty light for a guy 6' tall....