Haven't heard of anyone running an SD and Katana stack so I thought I'd give it a go. A little about myself: 27yrs, 5'7, 185lbs, multiple pH's under my belt including SD twice and HD.
SD: 20/20/20/20
Kat: 250/250/250/250/250/250
On hand:
Torem
Endosurge
Fish oil
Erase
Letro (just in case)...