S.Y.S.T.E.M. is a malevolent international conspiracy that collectively controls most of the civilized world.
History
They are divided up into different factions or "cells" that operate separately, but meet together and are individually answerable to the whole.
Although the leaders of the group are largely world power-heads, in practice they use soldiers known as SYSTEMatics, men in giant technological exo-skeletons, to carry out their agenda when it requires physical coercion.
See Also
Links and References
Footnotes