I did have a suspicion that it might be flowers, but they're not very readable. Maybe you should make the flowers in a color? It will probably be very hard to make it look good in all black I imagine.
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I'll post a modified version
And the lump spikes thing is actually a flower but it doesn' tlook right. I'll fix it. And I've heard of Patapon and how this project looks similiar. But never played it.