- "“GROM“ is Polish for “thunder“. And that is what this SF Unit brings to the table: they hit hard. Formed in 1990, they have earned the respect of every operator around the world for their tenacity."
- — Battlelog Description
The JW GROM (In Polish: sometimes translated Grupa Reagowania Operacyjno-Manewrowego (Operational Mobile Reaction Group); the acronym itself means "thunder" is one of five special forces units of the Polish Armed Forces. It was officially activated on July 13, 1990.