And changing the shape a bit = thumbnail no.4! Try to imagine the single elements being in front of one another. This one really needs a side view before attempting it in perspective. Otherwise my head might explode xD
So those where all the thumbnails done on Sunday. What is your favourite so far? 
Can't decide if I will do another few completely new ones, or 'just' build on the last two and try to get a few great alternatives with the same concept in mind. We'll see!
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love this one!