He has a degree of low-level invulnerability all the time, which keeps him warm and protects him from minor scrapes. The big lumps really only pop up in response to massive physical trauma. They're not metallic either - they're compacted biological tissue, like super-bruises. I think they pop up at the exact moment of impact, like airbags...
I've not yet decided whether they flake off or sink back down.
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Date: 2005-04-20 05:07 pm (UTC)I've not yet decided whether they flake off or sink back down.