Sorry for the confusing pic, but
there were two of them, the other one is what you see below my hand.
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it's a wire
In that case
It's just an old PC nine pin serial splitter.
The only thing I got from this is SSJN didn't have the big sausage fingers I expected him to.
Plot twist: that's not his hand
Never handle your own cords if someone else will handle them for you.
Old PC joysticks used a 15-pin MIDI port, not the com port. The connector looked like this (on the left)
http://c1.zzounds.com/media/quality,...663cd8f4f1.jpg
This just looks like an extension cable to me. Possibly for an old-school mouse, or a game controller or anything that used that standard 9-pin connector.
Extension cables don't have Y-splits in them. Opaque pasted a link to exactly the item.