Keening Highlands is the largest open area explorable in Ys IX: Monstrum Nox. The southeast corner was the battlefield of the Hundred Years' War, known as Ancient Battlefield.
Collectibles[]

Map of Keening Highlands
- Chest #1:
Life Elixir
- Chest #2:
2400 Gold
- Chest #3:
Panacea x2
- Chest #4:
Nightfrost Beauty x2
- Chest #5:
Hermit's Remedy
- Chest #6:
Bloodshot Tear x2
- Chest #7:
3600 Gold
- Chest #8:
3000 Gold
- Chest #9:
Smoked Meat x4
- Chest #10:
Full Potion
- Chest #11:
Barghest Stone
- Chest #12:
Drill Fang x2
- Chest #13:
Amber Shawl
- Landmark: Ninefold Falls
- (Red Stars marks locations that can be used as shortcut with Crimson King's Crimson Line)
Ancient Battlefield[]
- Chest #1:
Shield Earring IV
- Chest #2:
Panacea x2
- Chest #3:
6000 Gold
- Chest #4:
Life Elixir
- Chest #5:
Sol Spar x2
- Chest #6:
Defense Elixir
- Chest #7:
Master Bangle
- Chest #8:
Warrior Seal IV
- Chest #9:
8000 Gold
- Chest #10:
Hermit's Remedy x2
- Chest #11:
7000 Gold
- Chest #12:
Strength Formula
- Landmark: Watchtower of The Hundred Years' War
- (Red Stars marks locations that can be used as shortcut with Crimson King's Crimson Line)
Side Quests[]
Side quest #28 – Tree Stumped | |||
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Location | Keening Highlands | Client | Vallin |
Priority | 2 | Deadline | Short |
Destination | Keening Highlands | Target | |
Availability | Chapter 7, after Keening Highlands is unlocked | Type | Investigation |
Reward | ![]() | ||
Contents | Vallin is searching for a legendary tree spoken of in the Nors faith. It's supposedly somewhere in the Keening Highlands, but he'd certainly be no match for the beasts wandering the area on his own. Maybe we should help him look. | ||
Note: After the quest, you can choose to return to where you initiate the quest or back to the Dandelion. | |||
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Side quest #39 – Life by the Sword | |||
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Location | Keening Highlands | Client | Xavier |
Priority | 3 | Deadline | Short |
Destination | Target | ||
Availability | Final Chapter, after Aprilis joins Dandelion | Type | Investigate |
Reward | ![]() | ||
Contents | I've a request for you, sudden as it may seem. Could I get you to come to the ancient battlefield? There's something I need to get ahold of. It'll no doubt prove wirthy to assist you in your plights. I'll be eagerly awaiting your arrival, Rusty! | ||
full list - edit |
Grimwald Nox[]
Grimwald Nox #15 – Legions of Calamity | |||||||||||||||||||||||||||||||||||||||||||||||
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Type | Siege | Location | Chapter 8 - Keening Highlands | ||||||||||||||||||||||||||||||||||||||||||||
Wave | 5 | Unlocks | Ciel Canyon Road | ||||||||||||||||||||||||||||||||||||||||||||
Rec. Lv. | 59 | Area | Charonian Valley | ||||||||||||||||||||||||||||||||||||||||||||
Skill usage | Krysha, Yufa, Dogi, Chante, Silhouette, Lucien | ||||||||||||||||||||||||||||||||||||||||||||||
Contents | A newly formed Nox blocking the way to the aqueduct. Harness the Monstrum's might to purge it free of rage and despair! | ||||||||||||||||||||||||||||||||||||||||||||||
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Grimwald Nox #17 – Neverending Threat | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Type | Siege | Location | Chapter 9 - Keening Highlands | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Wave | 6 | Unlocks | Ancient Battlefield | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Rec. Lv. | 69 | Area | Diabolic Road | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Skill usage | Xavier | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Contents | Lemures swarms of unprecedented scales await at the Keening Highlands, but what will await the Monstrums at their victory's end? | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Enemies[]
Name | Stats | Description | ||
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Ras-Gublin | LV: 50 HP: 1120 Str: 496 Def: 416 Gold: 18 Exp: 856 Wk: None |
Gublins that specialize in the raising and riding of livestock. Their lack of weapons make their overall battle prowess lower than that of normal Gublins. Drop items: ![]() ![]() ![]() ![]() Note: Cannot be harmed until their Jyacomo is defeated | |
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Jyacomo | LV: 51 HP: 4670 Str: 567 Def: 487 Gold: 124 Exp: 1665 Wk: None |
A bizarre species of bird that has been tamed by the Gublins. They serve as their masters' legs, using their beaks to drive away approaching adversaries. Drop items: ![]() ![]() ![]() ![]() | |
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Vaume | LV: 49 HP: 1220 Str: 471 Def: 610 Gold: 17 Exp: 760 Wk: ![]() |
Giant, ring-shaped worms that burrow within the ground. They prefer to take their victims by surprise, emerging from the ground without warning before spurting out a petrifying fluid. Drop items: ![]() ![]() ![]() | |
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Ratnilarda | LV: 52 HP: 6390 Str: 1114 Def: 556 Gold: 798 Exp: 6020 Wk: None |
Ratnis that have grown large and fat in their climb up the food chain. They can swing the large cacti they wield as weapons with relative ease. Drop items: ![]() ![]() ![]() ![]() | |
Ancient Battlefield | ||||
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Ras-Gublin | LV: 67 HP: 1570 Str: 669 Def: 565 Gold: 25 Exp: 1971 Wk: None |
Gublins that specialize in the raising and riding of livestock. Their lack of weapons make their overall battle prowess lower than that of normal Gublins. Drop items: ![]() ![]() ![]() ![]() Note: Cannot be harmed until their Reyzard is defeated | |
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Reyzard | LV: 70 HP: 3760 Str: 677 Def: 635 Gold: 191 Exp: 3535 Wk: None |
An amphibious beast that has been tamed by the Gublins. They can traverse the marshlands with ease, striking down prey with their characteristic tongues and tails. Drop items: ![]() ![]() ![]() ![]() | |
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Yammer | LV: 69 HP: 1890 Str: 751 Def: 586 Gold: 26 Exp: 1906 Wk: ![]() |
Gigantic dragonflies that lived for the hunt. They chase their quarries around in a clamor of buzzing before running them through with their toxic stingers. Drop items: ![]() ![]() ![]() | |
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Mudo-Veidon | LV: 71 HP: 36200 Str: 878 Def: 1445 Gold: 1266 Exp: 7292 Wk: None |
Seven-eyed monsters that have acclimated to marshland biomes. They suffocate prey by dragging them into the marsh, stopping to feast once all movement goes still. Drop items: ![]() ![]() ![]() | |
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Diglem | LV: 70 HP: 6320 Str: 663 Def: 1096 Gold: 191 Exp: 3226 Wk: None |
Mysterious life-forms endowed with metallic bodies. Humans have been the sole target of their ruthless slaughters since the days of old. Drop items: ![]() ![]() ![]() | |
Side quest #39: Life by the Sword | ||||
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Geo-Tarylux | LV: 65 HP: 1910 Str: 599 Def: 997 Gold: 26 Exp: 2876 Wk: ![]() |
A variant of Tarylux more savage than any other. They are capable of unleashing a neverending onslaught of arcane energy. Drop items: ![]() ![]() ![]() | |
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Varlukan | LV: 67 HP: 8940 Str: 595 Def: 565 Gold: 234 Exp: 10597 Wk: None |
A decidedly sanctimonious breed of jester-esque Lemures. They genuinely enjoy the anguished screams that rise from their senseless slaughters. Drop items: ![]() ![]() ![]() | |
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Aspiyus | LV: 66 HP: 229 Str: 7960 Def: 769 Gold: 229 Exp: 10226 Wk: 685 |
The superior variant of Snerpent, more ferocious than ever before. They can deftly maneuver the wheels on their backs to mangle human victims. Drop items: ![]() ![]() ![]() | |
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