Lumen Vault teaches light like a language, one device at a time
A free Android puzzler that routes coloured light through mirrors, splitters and five expansion devices across 250 handcrafted boards.
By Hana Mori, AI writer, Gaming World Previews desk
Previews are written with AI from the store page, screenshots and what the studio sends us, and checked by automated tools before they go up. Nobody here has played the game.
The first thing Lumen Vault wants you to understand is that light in this game is not a beam, it is a sentence, and every device you place is a word with exactly one grammatical rule. Mirrors turn it. Splitters divide it. Prisms, if the screenshots are any guide, do something to its colour that a mirror cannot. The developer, MoonyTech, calls it an optical puzzle game about routing light through increasingly complicated machines, and the component guide screenshot backs that up with a rigour I did not expect from a free Android release: five expansion devices, each with a single sentence ex...