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Old 02-19-2022, 08:20 AM   #1
qchap
 
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Join Date: Jan 2019
Default Re: RPM Invisibility rituals

Quote:
Originally Posted by johndallman View Post
Project Grimoire lists it as "Greater Transform Body[8]; Lesser Control Energy[5]; Duration: 10 minutes [1]; Subject Weight: 300 lbs. [3]; Cost: 51."
It's some more confusing. Greater Transform Body - ok. Control Energy for clothes and such? Ok, but why Lesser? And why not just one Greater Control Energy?

For the Altered Traits - I see that it's not using it. Some explanations about why is it right choice would help me more, but the example is fine too, thanks!
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Old 02-19-2022, 08:51 AM   #2
Anaraxes
 
Join Date: Sep 2007
Default Re: RPM Invisibility rituals

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Originally Posted by qchap View Post
Greater Transform Body - ok. Control Energy for clothes and such? Ok, but why Lesser? And why not just one Greater Control Energy?
The choices are based more on how you see the spell working, and sometimes how complicated or expensive you want the spell to be. There's always more than one way to build any effect.

Just guessing at what this author had in mind, I'd think they saw the spell as altering the subject's body to sense it on one side and re-emit matching light on the other, if not transform it to act as a light pipe or metamaterial to carry around the incoming light. That sounds Greater to me. Lesser Control Energy is there to handle details like actually creating that light to emit. Making Body the main effect helps define the effect as affecting all of one creature, confined by the boundaries of its body, as opposed to, say, a spherical bubble around their center of mass. Letting the light actually land on the subject, as opposed to bending incoming light around without ever touching it, is one way to wave a hand at the classic drawback of light-bending rationales rendering the subject blind. (If the light doesn't reach their retina because it's sent around the subject, how do they see? The magi-babble has to claim to duplicate that light, not just reroute existing photons.)

It's probably worth considering how the invis is supposed to work to help answer in-game questions about corner cases. It's also probably worth not getting too hung up on the physical details. It's magic; it won't actually work in minute, quantitative physical detail, or we'd just call it a well-understood "technology". Given how broad as the RPM Paths are, they don't resolve to that kind of detail anyway.

Last edited by Anaraxes; 02-19-2022 at 08:55 AM.
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