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Aionios's Strongest Unique Monsters List
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Aionios's Strongest Unique Monsters List

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This is a list of Aionios' Strongest unique monsters in Xenoblade 3. This guide includes all of the spawn locations of the 5 strongest unique monsters in Aionios and their rewards.

Table of Content

All Unique Monster Lists & Locations

What Is Aionios's Strongest?

Currently The 5 Strongest Unique Monsters

Aionios's Strongest are the 5 strongest unique monsters in the world (Aionios), and they are counted up to 5/5 when defeated. As their name goes, they are monsters with an average of over 100 levels, so let's upgrade our characters before taking on the challenge.

Aionios's Strongest Unique Monsters List

Unique Monster Levels
Spawn Location

▼Kilocorn Grandeps

95【Fornis Region】
Erythia Sea

▼Perilwing Ryuho

100【Aetia Region】
Coolley Lake

▼The King-Kings

102【Cadensia Region】
Malevolent Hollow

▼Dreadwyrm Nizoont

105【Pentelas Region】
Maktha Wildwood

▼Levialord Empireo

110【Cadensia Region】
Southern reaches of Erythia Sea

Kilocorn Grandeps Lv95

Click to Enlarge

Fornis Region
(Rae-Bel Tableland)
Nearby Landmark
(Saffronia Tree)
Click to Enlarge
Click to Enlarge

The Kilocorn Grandeps appear in the forest northwest of the Fornis Region landmark Saffronia Tree landmark. It may appear only on cloudy days, so if you don't see it on Map, try to make it cloudy.

Perilwing Ryuho Lv100

禍ツ翼のリュウホウ

Aetia Region
(Coolley Lake)
Nearby Landmark
(Coolley Lake)
Click to Enlarge
Click to Enlarge

The Perilwing Ryuho appears south of the Coolley Lake landmark in the Aetia Region. It is flying in the sky, so use R1 or L1 to select a target and attack.

The King-Kings: Conqueror Deepwan and King Krawkin Lv102

キング・オブ・キングス
Click to Enlarge

Cadensia Region
(Demihuman Gutter)
Nearby Landmark
(Searing Strand)
Click to Enlarge
Click to Enlarge

The King-Kings can be found in the Demihuman Gutter in the Cadensia Region, just east of the submarine landing at the Searing Strand landmark and proceeding south to the far end of the Erythia Sea. Also available in the back are Accessories, one of Legacy of the Seven.

Accessories Available At The Back

Accessories
Effect
Solis Rings
Healing Power is increased by 40% of the original

Dreadwyrm Nizoont Lv105

惨烈龍ニルズヴィント
Click to Enlarge

Pentelas Region
(Low Maktha Wildwood)
Nearby Landmark
(Forgotten Trick Gate)
Click to Enlarge
Click to Enlarge

Dreadwyrm Nizoont appears in the extreme southeast of Low Maktha Wildwood in the Pentelas Region. After defeating them, go to the back to obtain one of the strongest Accessories for Defenders.

Accessories Available At The Back

Accessories
Effect
Legendary Biter
Gains a little aggro every second.
(aggro effect extra large)

High Sea Dragon Envirio Lv110

覇海龍エンビレオ
Click to Enlarge

Cadensia Region
(Erythia Sea)
How To Get There By Submersible
(Go to the east end of the Map)
Click to Enlarge
Click to Enlarge

The high sea dragon Envirio appears in the Erythia Sea in the Cadensia Region, just to the edge of the eastern Map by submersible boat, at the place where it landed through the gap between the rocks in the second image.


Aionios's Strongest Unique Monsters Reward

Hidden Unique Monster Appears After 5 Monsters Are Destroyed

Click to Enlarge

After destroying all five of Aionios's Strongest Unique Monsters, discuss the information that there is a very strong monster in Swordsmarch to unlock the quest for the hidden unique monster.

The Strongest Unique Monster To Appear In Swordmarch

Click to Enlarge

After listening to the information in the Discussion, go to the center of Great Sword, Upper, and an event will occur. It is the strongest unique monster in this game, so make sure to look at it in its full glory in-game.

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Unique Monster LocationsLeveling Guide
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Anonymous 2

King-Kings is not one of the topic , the topic you should found in the City.

Andrew 1

So I killed all 5 of them and still saying it's 4/5?

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