"criminal faction" is a correct and usable term in written English.
You can use it in any context in which you need to refer to a criminal group or organization. For example: "The police are currently investigating a powerful criminal faction operating in the city."
Byrne belonged to a criminal faction led by Kinahan.
Byrne belonged to a criminal faction led by Christy Kinahan, a convicted drug dealer.
For the Forces of Corruption expansion pack, he took greater creative liberty with the Star Wars feel by writing an original theme for the new criminal faction.
The case against Chow alleges he feigned innocence while leading a criminal faction of associates who joined an undercover agent in money laundering, and trafficking in stolen liquor and contraband cigarettes.
As Petroglyph's audio director, he also selected sound effects—a tricky process due to the issue of making the criminal faction's sounds a "little different, without straying too much from the original signature sounds".
They are involved in everything from petty theft to billion-dollar money laundering schemes, while also acting as unofficial jurists among conflicting Russian criminal factions.
The involvement of Interpol along with the National Crime Agency (NCA), which concentrates on dismantling organised global syndicates affecting the UK, underlines the reach of Dublin's criminal factions.
The industry has grown so lucrative that there has been a series of violent clashes in recent weeks as rival criminal factions fight for control of the market.
Under Duarte's predecessor, Fidel Herrera, tacit pacts were forged with criminal factions to ensure a relative peace in the state, according to security expert Erubíel Tirado.
Police have said that there is a "genuine risk" that innocent people could get hurt after a series of gun, grenade and machete attacks by two feuding criminal factions in Salford, Greater Manchester.
Loved-up hooligans have become the stuff of cliche, but Ryder enthrallingly describes the ethnography of the time, of various Mancunian criminal factions ending their blood feuds over the pills, and squaddies hugging and repudiating war.
