This is a crowded Noch package! Strangely, another picture I found has them in other colours. Most that I see are in this second colouration. But then there's also this one with a different layout (with similar but seemingly different colours from the first). I even found this picture... Is it the lighting or are most of these blue or purple? xD
I did some extra research because I wondered why there were so many versions. There are 20 in total, making up 2 trains with 10 carriages each. If I'm not mistaken both trains are identical. Here is a picture with 10 of the versions in it, presumably one entire train:
