- "Customized 9mm semi-automatic handgun, equipped with a Romeo1 Reflex."
— In-game description
The RG15 is a handgun featured in Tom Clancy's Rainbow Six Siege. It was introduced in the Operation Blood Orchid expansion pack and is available for use by both GROM Operators along with the ITF Operator Melusi. It features a permanently-attached reflex sight.
Its real-life counterpart is the PR-15 Ragun.