I think you just put me off them too :0
When I was a kid I used to make cattys out of a shelf bracket and a load of elastic bands knotted together, the ammo we used was lost head nails bent over at the end so they hooked on the bands and were pretty lethal. One time me and my mate got collared by this older lad who was a bit of a dick and demanded a go but the thick fecker kept his thumb stuck up and nearly knocked it off , I've never heard a squeal like that and his thumb nail went purple and started swelling straight away and I'd imagine it was broken underneath, apparently it was my fau