… be used a projectiles in various…
*as
Allowing them to break open, causes several…
unnecessary comma
Light Guides are highly intelligent beings, leading wanderers to various supplies (food, water, equipment, etc.). Light Guides are also able to spontaneously appear and disappear at will.
the inclusion of these lines in the "uses" section (and the article in general lol, if someone wants to know about the light guides you've already provided a crosslink) doesn't make much sense imo. it beefs up the article a tad but otherwise doesn't feel like it should be there
… will work but most commonly used is Almond Water.
but (*the) most commonly used (*substance) is Almond Water. (reasoning is that the sentence flow was very very off)
… crystal structure, and decompose…
unnecessary comma 2
Once thought to be points of light, may be highly condensed xenon gas.
very choppy + unnecessary comma in that version, see here:
Though they were once thought to be points of light, they may instead be highly condensed xenon gas.
this also gives a better compare-contrast desc. to clarify the message intended
… surroundings within a Level.
level in this usage isn't a proper noun, uncaps plx
… complete a life cycle, but continuously form out of these objects.
very iffy wording + flow, i suggest reworking to something similar to:
… complete a life cycle. Instead, they continuously form out of these objects.
if you don't wanna split it up into a sentence you can also use a semicolon so that you don't end up with a fuckton of choppy sentences :p
This implies Xenon Marbles are a resource comparable to Firesalt and Liquid Pain, forming naturally within Levels.
implies (*that)
also, the whole proper noun thing i mentioned previously
This is unlikely as the amount of Xenon Marbles found is not decreasing, meaning there is a constantly…
i recommend a comma after "unlikely" and remove the "a" after the third "is"
This is the least plausible theory as Xenon…
recommending a comma after "theory"
… found outside Level 6.
outside (*of) Level 6.
also noting that like, that could still be a plausible theory but i'm focusing on SPaG here lol
… can be found in many other Levels,
mm propere noun crit above
Ten(10)
space between the word + parentheses
that's all! have a nice day :D