

UNDEMON
WEST SUN · November 20, 2021 · 2D Platformer, Side Scroller, Pixel Graphics, Puzzle Platformer, Puzzle
Buy UNDEMON from Steam at $14.99 — the cheapest of 1 store we compare.
Where to buy UNDEMON — official stores
UNDEMON price by region
UNDEMON costs $8.49 in Georgia (USD), £12.79 in the United Kingdom, €14.79 in Europe (EUR), $14.99 in the United States, CA$19.49 in Canada, A$21.50 in Australia, NZ$21.99 in New Zealand, R$46.99 in Brazil and zł67.99 in Poland right now.
| Region | Best price | Official store | Key shop | Stores |
|---|---|---|---|---|
| $8.49 | $8.49 | — | 1 | |
| £12.79 | £12.79 | — | 1 | |
| €14.79 | €14.79 | — | 1 | |
| $14.99 | $14.99 | — | 1 | |
| CA$19.49 | CA$19.49 | — | 1 | |
| A$21.50 | A$21.50 | — | 1 | |
| NZ$21.99 | NZ$21.99 | — | 1 | |
| R$46.99 | R$46.99 | — | 1 | |
| zł67.99 | zł67.99 | — | 1 |
Each row is a real price from that region's own stores, not a currency conversion, so the figures are not directly comparable. Switch regions in the header to shop the one you buy in.
Screenshots
About UNDEMON
Synopsis
One dark day... A strong lightning strike a shabby tomb hard.
Due to the unknown cause, a ghost in the form of a woman appears in the tomb, but ghost suffer without remembering anything. Someone found a ghost in a house nearby, the game begins as the ghost notices it and enters the house.
Why did the main character become a ghost? Go on a mysterious journey to find out who did it!
Game mode
- Normal mode: You can enjoy at a moderate difficulty.
- Original mode: This is the basic mode before the normal mode, and it is difficult in the early game due to the slippery controls, narrow field of view, and other ability factors.
- ???: It is unlocked once cleared regardless of the mode, and it is a level of difficulty that can be enjoyed in a unique situation that requires collecting souls to acquire 1UP.
Hide System
Luna, a ghost, can hide slightly as a "hide"(not completely), and It can stun state the other person for a while or pass through the body. However, most people drink strange water, can see the existence of the ghost Luna.
Hiding is useless against animals.
Certain obstacles can be passed as 'hide' state.
Bump as 'hide' state at humans enemy. The human enemy in stun state for a moment and the attack is valid.
Bosses have strong energy and cannot give them a state of stun, but they pass through the body as they are. Instead, if you continue to attack, they can be stun state, so aim for that time.Sight System
Luna hasn't been long since she became a ghost, so can only see humans her closely without lighting. However, raising your ability widens the scope of seeing humans. But, she can see animals regardless of sight range.Ability
Collect souls, and raise your ability.
Normal mode

- Attack - Attack power is increased.
- Sight - The extent to which human enemies can be seen increases. (Including human bosses)
- Flying time - Flying time is increased.
- Recover Flying - The recovery time of flying ability is reduced.
- Fire resistance - Reduces damage caused by fire by 50%.
- High jump - Jump power increases.
Original mode

- Attack - The offense gradually increases, and the energy flies to the end.
- Sight - The extent to which human enemies can be seen increases. (Including human bosses)
- Friction - It becomes easier to control the movement of slippery ghosts.
- Hiding time - Hiding time increases.
- Recover Hiding - The recovery time for hiding ability is reduced.
- Flight/Flying time - Flying becomes possible, and flying time increases.
- Recover Flying - The recovery time of flying ability is reduced.
Stage progress
At the beginning of the stage, check the yellow key's image on the hint sign.
Find the key on the stage. You can't throw away the key once you get it. Yellow keys may have fake ones, so check them out in detail. If the key you checked matches the key you found, obtain it.
The red key doesn't have a fake. If you find it, get it right away.
Enter the next step using the right yellow key. If a fake key is used, you will receive a penalty.UNDEMON — game info
- Platforms
- Windows, macOS
- Player modes
- Single-player
- Controller
- Full controller support
- PC Game Pass
- Not included
What Steam players say
Recent verbatim reviews from Steam — separate from playze.io community reviews below.
It's truly a shame when a lovely crafted game barely gets any attention, especially when the reason lies not behind a bad story or a poorly implemented gameplay but (most likely) lack of proper promotion. And this particular piece not only has an intriguing story that doesn't overburden player with tons of text or dialogues, but also packed with engaging (even if a bit clunky) gameplay with it's own unique features. From what I've got so far (and I only made it to the second "chapter"), "Undemon" tells a story of a ghost girl taking revenge on some underground demonic cult. Surprisingly enough, the humans in this game are much more dangerous and malicious than our cute paranormal MC, and I'm not even mention animals, traps, and (God forbid) fire that will kill Luna with a single touch. The gameplay heavily relies on platforming (you will sometimes hate it, just like back in the old days), and a bit less on combat. The latter is being done by startling enemies and killing them with... magic ghost fireballs? Another mechanic is collecting ectoplasma and leveling up your abilities (including Friction, that reduces MC's momentum after stopping moving. You'll need it, believe me). Th…4 found this helpful
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