River Song's guns[]
Sonic Blaster
The sonic blaster is a gun that can cut through walls floors and ceilings. It was used by River Song and Captain Jack. It has changed a lot over the years, but is never seen to be used as a weapon. It uses batteries and can easily run out.
Blow Gun
The blow gun is used to send a message to the Doctor on a home box on the Byzantium space ship. It can get ever so hot, and can even melt a human being.
Alpha Meson Blaster
This gun has a stun barrel, energy bolt firer and an alpha meson shooter.
it is used in Gridlock, The Big Bang and Day of the Moon.
River Song usually has it in most of her appearances.
She kills the Stone Dalek and most of the Silence with this gun.
Cowboy Gun
This gun is used by River in The Impossible Astronaut.
She shoots - with seemingly no effect - The Impossible Astronaut, who turns out to in fact be her past self, and the Doctor's Stetson with this gun.