History Main / FantasticLightSource

** ''VideoGame/TheElderScrollsIVOblivion'': The Ayleid {{Precursors}} had the lost art of storing Star Power in Welkynd and Varla Stones. By the time of the game, these are irreplaceable {{Emergency Energy Tank}}s for {{Mana}}. The Ayleid used them [[MundaneUtility as lamps]].

** ''Film/GuardiansOfTheGalaxy'':

** The [[UpToEleven Great]] Ruru ([[MaskPower mask of]] night vision) was demonstrated to be this in ''Legends of Metru Nui''.

* ''VideoGame/{{Touhou}}'': Wriggle Nightbug's butt emits light. She is a firefly, after all.

* ''WebComic/TwoKinds'': Eric has a spell that converts {{Mana}} into light.

* ''VideoGame/DevilMayCry'': Luminite is an Underworld mineral that suffers changes in the human world and starts [[InfiniteFlashlight emitting white light indefinitely]]. Dante collects a chunk and uses it as a lantern in the [[VideoGame/DevilMayCry1 first game]].

* ''Literature/TheSilmarillion'': Taken to its LogicalExtreme in the [[CreationMyth earliest years of the world]]. The [[TheMaker Valar]] lit the world first with a pair of massive lamps and then with two [[WorldTrees shining trees]], each of which were destroyed in the DivineConflict against [[GodOfEvil Melkor]]. The Sun and Moon were created from the last light of the Trees.
* ''Literature/TheLordOfTheRings'': Both the Phial of Galadriel and Gandalf's staff serve this purpose. In addition to their MundaneUtility, their holy light repels creatures of darkness like the Balrog and Shelob.

See HollywoodDarkness, for when no explanation is given for all the light and visibility on the scene.

* ''Literature/TheLordOfTheRings'': Both the Phial of Galadriel and Gandalf's staff serve this purpose. In addition to their MundaneUtility, their holy light repels creatures of darkness like the Balrog and Shelob.

* ''VideoGame/DevilMayCry'': Luminite is an Underworld mineral that suffers changes in the human world and starts [[InfiniteFlashlight emitting white light indefinitely]]. Dante collects a chunk and uses it as a lantern in the first game.

* ''TabletopGame/WarhammerFantasyRoleplay'' has two Petty Magic spells for this purpose: "Light" causes an object to glow like a torch while the wizard is holding it, while "Marsh Lights" creates four floating lights that can move independently.

[[quoteright:350:[[Film/HarryPotterAndThePrisonerOfAzkaban https://static.tvtropes.org/pmwiki/pub/images/lumos_0.png]]]]

[[quoteright:350:[[Film/HarryPotterAndThePrisonerOfAzkaban https://static.tvtropes.org/pmwiki/pub/images/lumos_8.png]]]]

%% Image selected per Image Pickin' thread: https://tvtropes.org/pmwiki/posts.php?discussion=1338987793063600100

[[quoteright:350:[[Film/HarryPotterAndTheDeathlyHallows https://static.tvtropes.org/pmwiki/pub/images/rsz_harrypotterlumos_9348.jpg]]]]
[[caption-width-right:350:"Lumos!"]]

* In ''VideoGame/{{Xenoblade}}'', the [[RidiculouslyCuteCritter Nopon]] use the pollen orbs they manufacture in their village as both light sources and food (and in the case of red ones, a group sells them as [[BreadEggsMilkSquick a highly addictive drug]]).

* ''VideoGame/PlantsVsZombies'': The Plantern is a nocturnal plant which glows and dispel the bank of fog around it.

* In ''VideoGame/EverQuest'', [[WillOTheWisp will'o'wisps]] drop light stones and greater light stones, which help adventurers see in the dark.
%% (ZCE) * ''VideoGame/{{Gift|2001}}'': Magic staff via Yellow Crystal power.

* In ''VideoGame/GrimFandango'', you meet a character who's fashioned a lantern out of luminescent coral and attached it to his scuba-suit. You use him to traverse the dark ocean floor by [[spoiler:getting Glottis to pick him up and carry him with you.]]

* In ''VideoGame/{{inFamous}}'', Cole gets around the sewers by generating small amounts of electricity on his arms.

* In ''VideoGame/LostPig'', all the underground locations, except for the pitch-black room with the strange noise, are conveniently lit by (as the gnome will explain) "mossfuressence", the alchemical distillation of those mysterious glowing fungi and shaggy mosses that always seem to be growing wherever there's a hero lost underground with no torch.
* In ''VideoGame/MetalGearSolid3SnakeEater'', Snake can eat luminescent mushrooms to power his Night-vision Goggles and other battery powered items. How though... don't ask.

* In ''VideoGame/{{Touhou}}'', Wriggle Nightbug's butt emits light. She is a firefly, after all.

* In ''VideoGame/{{Subnautica}}'', nearly all of the ocean life lights up at night, and the deeper biomes have enough ambient light to make your flashlight unnecessary.

* ''Series/FraggleRock'': The reason the caverns are so brightly lit is because of Ditsies, creatures that feed off music and turn it into visible light.

* ''Fanfic/FFSIBelieveInYou'': As Zola Province is located very deep beneath the sea, and is consequently very dark and unsuitable for most forms of lighting, the zoras living there make use of captured bari -- bioluminescent jellyfish-like creatures -- for illumination.

* In ''Fanfic/WithStringsAttached'', after Paul becomes able to cast the light spell he learned, he serves as the walking, talking Fantastic Light Source for the four.

* "Literature/TheBuriedMoon": The Moon herself has [[HairOfGoldHeartOfGold magical blonde hair]] that brightens the night.

* ''WesternAnimation/AtlantisTgeLostEmpire''

** Luminous oozes are a type of small BlobMonster that emits a soft, steady light with which to attract prey in its cavern habitat. They're sometimes captured and kept in glass containers as exotic, if somewhat dangerous, lighting devices.