I don't what to call this sonic form

Maybe something like crystal

Haven't drawn in a while so made this to test my skills

So, Thought of drawing using the Loomis method to see how it effect my art and used this sonic lookin' dude. I like the Loomis one better

What you ya'll think ? Anything else I can improve?

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Sonic doodle

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I made a space ship

Engine

Ice

Look at this guy