Marvel is known for their Super Soldiers, but DC has a ton, too. Off the top of my head:
Bane
Deathstroke
Deathtrap
Warblade
Afterthought
KGBeast
NKVDemon
Ghost Soldier (Superman)
Bloodsport
The Shield
Agent Centipede
Captain Steel
Peacekeeper 1
Grifter
Zealot
Midnighter
Sister Superior
Body Doubles
The Wall (Suicide Squad)
Unknown Solider
Any others?