- "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. It features a permanently-attached reflex sight.
Its real-life counterpart is the PR-15 Ragun.