Most ruthless terrorist group and/or crime syndicate?

The following groups are fighting one another on a large battlefield in an urban environment. There are 20 members of each group. Each group brings their own respected weapons of choice.



Which group reigns supreme in the end? Also, which group is the most violent and ruthless of it's time?



Italian Mafia (Cosa Nostra)



Russian Mafia



Japanese Yakuza



The Taliban



The I.R.A.



Chinese Triads



Al-Qaeda



Colombian CartelsMost ruthless terrorist group and/or crime syndicate?
There is no top dog really. In the united states, the most ruthless to date is MS 13, a salvadorian gang which is notorious for using machete's. Each has their own strengths, there is none that reigns supreme really as they are all different in terms of geographical location.
Right Wing Extremist. According to the government



Edit- guberx. You better watch your self. Once your out of the military, if your not already. You are also considered a possible tarriest.Most ruthless terrorist group and/or crime syndicate?
You left out a lot, and it is relative to who you ask. If you asked or even if I asked the right person we would come to someone who thinks we are terrorists.
I know organizations by the works they do. By all accounts, there is one organization that far outstrips all others in sheer number of heinous crimes since the fall of the third reich....



The United States Central Intelligence Agency....Most ruthless terrorist group and/or crime syndicate?
they are all pieces of sh*t who hurt and kill people for personal gain
Al Qaeda Democrats



Semper Fi
The former Bush Administration- W and Cheney being at the top of the list Rumsfeld and Condie would have to fight for thierd place.
The Bush Regime

2001-2009

Most Ruthless Terror Group
New York Police, FBI, CIA, take your pick