Awreen decided that brawn was not going to be sufficient to win this fight. His prior attempt had not even dented or scratched the creatures otherworldly brass carapace.

He closed his eyes, concentrated, and anyone watching would see him fading from view.

Spoiler: OOC
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Using my Action to spend 4 Ki to activate Empty Body. I'm invisible and have resistance to all forms of damage (except Force).
Bonus Action: 1 Ki to activate Patient Defense, which is the Dodge action.
Once I'm invisible I'm going to fly 80 feet to another corner of the cathedral.