'There are three knives. At least. Two in the back, looks like they have some weaving across the handle.
And the other Gerber one. If you look at his holster on his right thigh, on the side to the right, it looks
like there is a place that holds the other blade.'
'It looks like the dagger is a Gerber Mk II.'
backup knives kept at back of belt
'In addition to the Gerber, TWS carries two matched knives that
are mounted on his belt on the back side of his outfit.'
Gerber Yari II