Unstable Spider mount in AION 2

Unstable Spider Fera mount · 5 souls

Fera3D model

Unstable Spider is a Fera mount in AION 2. You need 5 souls to unlock it, and Flame Rock Spider drops them at 100% per kill. 5 monsters drop its souls in total.

Creature type
Fera
Souls needed
5
Best soul farm
Flame Rock Spider · 100%
Run speed
900
Sprint speed
1,200
Glide (boost)
800
Unstable Spider 3D render – AION 2
Unstable Spider in its rest pose, rendered from the game's own model and textures.

Where to find Unstable Spider

5 monsters drop Unstable Spider. The best farm is Flame Rock Spider (100%) in Purifying Forest, Altgard.

You can also get it from boxes and other sources.

  1. Lv. 27
    Purifying Forest · Altgard · 60 spawns
  2. Lv. 30
    Forest of Exiles · Verteron · 44 spawns
    Nearest Kibelisk: Forest of Exiles · 53 m
  3. Lv. 48
    Crimson Isle · Verteron · 33 spawns
    Nearest Kibelisk: Crimson Isle Outpost · 246 m
  4. Lv. 47
    Spirit Isle · Altgard · 24 spawns
  5. Lv. 46
    Archipelago of Siel's Wings - Grave of Steel · Chaotic Lower Reshanta · 22 spawns
Loading map…
Where to find Unstable Spider on the Verteron map – AION 2

Where to farm Unstable Spider souls

Every monster that can drop a Unstable Spider soul, best chance first. Kills for 90% is how many kills give a 90% chance of at least one soul.

Unlocked by: Soul: Unstable Spider (Bound) – AION 2 item iconSoul: Unstable Spider (Bound)

Soul drops (5 monsters)

MonstersLevelChanceKills for 90%
Flame Rock Spider – AION 2 portraitFlame Rock SpiderLv. 27100%1
Aullaeu Forest Odyle Spider – AION 2 portraitAullaeu Forest Odyle SpiderLv. 30100%1
Abyss Red Mutated Insectoid – AION 2 portraitAbyss Red Mutated InsectoidLv. 46100%1
Unstable Poison Blood Spider – AION 2 portraitUnstable Poison Blood SpiderLv. 47100%1
Crimson Spider – AION 2 portraitCrimson SpiderLv. 48100%1

Found in: Forest of Exiles, Crimson Isle, Purifying Forest, Spirit Isle, and Archipelago of Siel's Wings

Inside: Pet Soul Chest: Fera (Bound) (1.54%)

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How many kills to collect Unstable Spider

Calculated

Unstable Spider needs 5 souls. Expected kills for each monster that drops them, fastest first.

NameLevelChanceSouls per killExpected kills
Flame Rock Spider – AION 2 portraitFlame Rock SpiderLv. 27100%15
Aullaeu Forest Odyle Spider – AION 2 portraitAullaeu Forest Odyle SpiderLv. 30100%15
Abyss Red Mutated Insectoid – AION 2 portraitAbyss Red Mutated InsectoidLv. 46100%15
Unstable Poison Blood Spider – AION 2 portraitUnstable Poison Blood SpiderLv. 47100%15
Crimson Spider – AION 2 portraitCrimson SpiderLv. 48100%15

Souls per kill is the drop chance times the average stack. Expected kills is 5 divided by that, rounded up; real runs vary.

Soul planner

5 souls to goAbout 1 kills of Flame Rock SpiderAbout 1 kills of Aullaeu Forest Odyle SpiderAbout 1 kills of Abyss Red Mutated InsectoidAbout 1 kills of Unstable Poison Blood Spider

Expected kills from each spot's drop chance and stack size. Luck varies: a long dry streak is normal.

How to get Unstable Spider

Items that unlock Unstable Spider and where they come from.

Unlocked by: Pet: Unstable Spider – AION 2 item iconPet: Unstable Spider

Inside: Pet Chest: Fera (Bound) (1.54%)

Other sources: Random shop

Unstable Spider: used by top players

Share of tracked top players of each class (level 45, highest combat power) who use Unstable Spider.

Pick rates, not a strength rating. Recomputed every 6 hours from the characters MetaBot tracks.

Fera creature bonuses

All Fera mounts share one type bonus that grows with the type level: Mount Ground Move Speed +1 at level 1, up to Mount Ground Move Speed +3, Accuracy Bonus +2, Dexterity +1 at level 3.

Fera mounts open 9 option slots (at type levels 1–9); each roll costs 4 soul crystals and 1,000 Kina. Options can roll Fera Defense, Fera Critical Hit Resist, Fera Evasion, Fera Block, HP, MP, Fera Attack, Fera Accuracy, Fera Critical Hit, and Front Attack and 40 more.

Full Fera bonus and option slot table on the mounts list →

Fera mounts level up to 10 (250,000 EXP in total), and higher levels raise the odds of better option grades: at level 10, Heroic options roll 5% of the time. Level and odds tables for every mount type →

Mount collection rewards

Owning more mounts pays out 51 milestone rewards, from 5 up to 500 mounts collected, and Unstable Spider counts toward every one of them.

Every released mount shares the same movement speeds: run 900, sprint 1,200, boosted glide 800.

All mounts →

Data read from the AION 2 global client (build 0.0.4387.0). Updated for the Nov 4, 2026 patch. How we read the game files

Unstable Spider is a Fera mount that needs 5 souls. 5 monsters drop its souls; Flame Rock Spider (level 27) has the best chance at 100% per kill, so expect about 1 kills for a 90% chance of one soul. Its run speed is 900 and its sprint speed 1,200. It is one of 211 mounts in the collection.

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Unstable Spider FAQ

How do I get the Unstable Spider mount in AION 2?

Collect 5 Unstable Spider souls. The best farm is Flame Rock Spider (level 27) at 100% per kill — about 1 kills for a 90% chance of a soul. 5 monsters drop them in total; the table on this page lists them all.

How many souls does Unstable Spider need?

Unstable Spider needs 5 souls to unlock.

Where is the best place to farm Unstable Spider souls?

Flame Rock Spider has the highest soul chance at 100% per kill. At that rate you need about 1 kills for a 90% chance of at least one soul.

How many kills does it take to get Unstable Spider?

On average about 5 kills of Flame Rock Spider, the best soul source, collect all 5 souls. The next best is Aullaeu Forest Odyle Spider at about 5 kills.

What does the Fera creature type give?

Fera creatures share a type bonus that grows with the type's level; at the top listed level it is Mount Ground Move Speed +3, Accuracy Bonus +2, Dexterity +1.

Which classes use Unstable Spider the most?

Chanter players use Unstable Spider the most: 1% of tracked top Chanter players (21 of 2,083). Next is Assassin at 1%.

How fast is Unstable Spider?

Unstable Spider has a run speed of 900, a sprint speed of 1,200 and a boosted glide speed of 800 (game units).

Can I mark Unstable Spider as collected?

Yes. Use the Collected toggle at the top of this page. It counts towards your progress on the collection hub, is saved in this browser and syncs to your MetaBot account when you sign in.