Mid-rank Demon.

He shrugged and said,

"Let's see if I can cast chaos spells now."

There's nothing he could do about it for now and he isn't worried because he isn't alone in his struggle. So he turned his attention towards something he could handle. He had been looking forward to doing more than making chaos flames that he couldn't control whenever they left his body. He spent the next couple of hours trying out what he could do now that his soul is stronger. 

"It's no use." He said dejectedly

His long hours of practice made him realize that chaos was barely workable It wasn't like mana with various elements that could be controlled and made to manifest into infinite possibilities. Chaos energy is more than that. It is as if all the elements of mana have fused together and still clash against each other. It made it almost impossible to manipulate.