Compare Machina of the Planet Tree -Planet Ruler- prices across trusted key stores and find the best deal. Developed by Denneko Yuugi. Published by Sekai Project. Released on 7/28/2015. Available on PC. Genres: Indie, RPG.

A doujin JRPG that wears its PS1-era heart proudly on its sleeve, with a clever combo system that the rest of the game never quite keeps pace with.

My honest reaction after finishing Planet Ruler is something like fond, measured disappointment. The combo-building at the center of this thing is genuinely interesting: each character gets an AP budget per turn, and you chain Arts together within that budget, mixing attack types to dodge the repetition penalty and squeeze out maximum damage before the real-time multiplier timer drains. Stack enough momentum and you can trigger Over-Arts, spending TP on souped-up elemental variants of each skill, or hold out for Over-Tension, a full-gauge dump that hits hard but leaves the character borderline incapacitated afterward. On paper, and for the first several hours, it plays beautifully. The problem is that Planet Ruler is almost nothing but that combat, and the combat alone cannot carry the full weight of a seven-to-ten-hour game. Random encounters come at a relentless clip, and most of them fold fast enough that the combo system never truly opens up. Then a boss arrives and the game pivots to endurance theater: bosses stack debilitating status effects like paralysis and sleep, lean on self-healing that can undo several turns of patient setup in a single animation, and stretch HP bars to the point where clever play stops mattering and raw attrition takes over. The difficulty itself is oddly binary. Burst enemies down before they act and the game feels trivially easy; let a magic-type land a hit and a party member can drop in one or two strikes regardless of level. That seesaw never fully resolves. Built on RPG Maker VX Ace, the game's visual presentation is split right down the middle. Character portraits and original sprites show real craft: the four-person cast of Cram, Cronos, Retla, and Esty is drawn with the kind of expressiveness that small doujin circles sometimes pull off better than studios ten times the size. But the world tiles and a fair number of enemy sprites lean heavily on RPG Maker defaults, and the locked 640x480 resolution strains on any modern monitor. The soundtrack is pleasant enough in the early dungeons, with a couple of boss themes pushing into rock territory, but it cycles hard over a ten-hour run. Voice work is limited to Japanese battle cries and victory lines, unsubtitled, which is charming rather than annoying once you accept it. Narrative-wise, the game front-loads terminology with the urgency of a textbook. Attributes, Ether, the Old World, the Planet Tree, the Esthanatelle Order - all of it arrives fast and thick. The actual plot underneath is simpler than it pretends: protect Esty, stop the villain, save the world. The D-skit-style optional conversations between party members add real personality when they show up, and the banter has the light timing of early Tales games, but those moments are too sparse to compensate when the main cast slides back into lore delivery mode. Cram reads as smug more often than charismatic, though Cronos, the AI living inside his oversized gauntlet, pulls more warmth than any other character in the game. For the right player this still works. If you want a lean, focused old-school JRPG with no open world to wander, no padding side quests to ignore, and a combat layer with genuine tactical teeth, Planet Ruler delivers that in a contained package. The warp system keeps backtracking minimal, the synthesis system for crafting weapons from excavated materials adds a light loop between fights, and the game does know when to end. That counts for something. Come in expecting a polished gem and you will feel its roughness; come in expecting a sincere doujin effort with one very good idea inside it, and it lands. Kai, Scout Team

Machina of the Planet Tree -Planet Ruler-

Machina of the Planet Tree -Planet Ruler-

Jul 28, 2015Denneko YuugiSekai Project
GamerScout Says

A doujin JRPG that wears its PS1-era heart proudly on its sleeve, with a clever combo system that the rest of the game never quite keeps pace with.

PC
ProtonDB Platinum
Best Price Available
€0.79
at Kinguin
Lowest tracked: €0.79
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GamerScout Verdict

Best for old-school JRPG fans who want a tight 10-hour dungeon crawl and can forgive a combat loop that outstays its welcome by the final hour.

Compare Prices(5 stores)

KinguinBest price
StandardGlobalSteam KeyKey
€0.79
Priced in EUR by the store
Buy
StandardGlobalSteam KeyKey
€1.11-91%
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StandardEurope (EU)Steam KeyKey
€1.22
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StandardGlobalSteam KeyKey
€1.40
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StandardEurope (EU)Steam KeyKey
€1.49
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StandardEurope (EU)Steam KeyKey
€1.77
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StandardEurope (EU)Steam KeyKey
€12.79
Priced in EUR by the store
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Price History

Lowest tracked
€0.797 Sept 2026
Current best
€0.79
Lowest since we started tracking
Keyshops
€0.74€0.92€1.09€1.277 Jun30 Jun23 Jul15 Aug7 Sept
7 Jun — 7 Sept
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Screenshots & Media

About Machina of the Planet Tree -Planet Ruler-

My honest reaction after finishing Planet Ruler is something like fond, measured disappointment. The combo-building at the center of this thing is genuinely interesting: each character gets an AP budget per turn, and you chain Arts together within that budget, mixing attack types to dodge the repetition penalty and squeeze out maximum damage before the real-time multiplier timer drains. Stack enough momentum and you can trigger Over-Arts, spending TP on souped-up elemental variants of each skill, or hold out for Over-Tension, a full-gauge dump that hits hard but leaves the character borderline incapacitated afterward. On paper, and for the first several hours, it plays beautifully. The problem is that Planet Ruler is almost nothing but that combat, and the combat alone cannot carry the full weight of a seven-to-ten-hour game. Random encounters come at a relentless clip, and most of them fold fast enough that the combo system never truly opens up. Then a boss arrives and the game pivots to endurance theater: bosses stack debilitating status effects like paralysis and sleep, lean on self-healing that can undo several turns of patient setup in a single animation, and stretch HP bars to the point where clever play stops mattering and raw attrition takes over. The difficulty itself is oddly binary. Burst enemies down before they act and the game feels trivially easy; let a magic-type land a hit and a party member can drop in one or two strikes regardless of level. That seesaw never fully resolves. Built on RPG Maker VX Ace, the game's visual presentation is split right down the middle. Character portraits and original sprites show real craft: the four-person cast of Cram, Cronos, Retla, and Esty is drawn with the kind of expressiveness that small doujin circles sometimes pull off better than studios ten times the size. But the world tiles and a fair number of enemy sprites lean heavily on RPG Maker defaults, and the locked 640x480 resolution strains on any modern monitor. The soundtrack is pleasant enough in the early dungeons, with a couple of boss themes pushing into rock territory, but it cycles hard over a ten-hour run. Voice work is limited to Japanese battle cries and victory lines, unsubtitled, which is charming rather than annoying once you accept it. Narrative-wise, the game front-loads terminology with the urgency of a textbook. Attributes, Ether, the Old World, the Planet Tree, the Esthanatelle Order - all of it arrives fast and thick. The actual plot underneath is simpler than it pretends: protect Esty, stop the villain, save the world. The D-skit-style optional conversations between party members add real personality when they show up, and the banter has the light timing of early Tales games, but those moments are too sparse to compensate when the main cast slides back into lore delivery mode. Cram reads as smug more often than charismatic, though Cronos, the AI living inside his oversized gauntlet, pulls more warmth than any other character in the game. For the right player this still works. If you want a lean, focused old-school JRPG with no open world to wander, no padding side quests to ignore, and a combat layer with genuine tactical teeth, Planet Ruler delivers that in a contained package. The warp system keeps backtracking minimal, the synthesis system for crafting weapons from excavated materials adds a light loop between fights, and the game does know when to end. That counts for something. Come in expecting a polished gem and you will feel its roughness; come in expecting a sincere doujin effort with one very good idea inside it, and it lands.

Kai
Kai · Scout Team

Indie & narrative

Tags

singleplayertrading-cardstier:sub-5Doujin RPGCombo-Based CombatOld-School JRPGRPG MakerAP SystemOver-ArtsLinear Dungeon CrawlJapanese Voice ActingWeapon Crafting

System Requirements

Minimum

OS
Microsoft Windows XP/Vista/7/8 (32 bit or 64 bit)
Memory
512 MB RAM
Storage
500 MB available space
Graphics
640 x 480 or better
Processor
2.0 Ghz

Recommended

Memory
1 GB RAM
Processor
3.0 Ghz

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Game Info

Developer
Denneko Yuugi
Publisher
Sekai Project
Release Date
Jul 28, 2015

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Frequently asked questions about Machina of the Planet Tree -Planet Ruler-

How much does Machina of the Planet Tree -Planet Ruler- cost?

As of 7 September 2026, the cheapest in-stock offer for Machina of the Planet Tree -Planet Ruler- is €0.79 at Kinguin, out of 7 live offers we track across verified key stores. Prices change daily — the table on this page is refreshed continuously.

Where can I buy Machina of the Planet Tree -Planet Ruler- cheapest?

The lowest in-stock price we track for Machina of the Planet Tree -Planet Ruler- is €0.79 at Kinguin (7 September 2026). We compare 7 live offers from verified key stores — the full table with every store and its trust score is on this page.

What platforms is Machina of the Planet Tree -Planet Ruler- available on?

Machina of the Planet Tree -Planet Ruler- is available on PC.

When was Machina of the Planet Tree -Planet Ruler- released?

Machina of the Planet Tree -Planet Ruler- was released on 28 July 2015.

Who developed Machina of the Planet Tree -Planet Ruler-?

Machina of the Planet Tree -Planet Ruler- was developed by Denneko Yuugi and published by Sekai Project.