King Arthur: Legion IX

40 achievements

Ultra Rare×14

Very Rare×8

Rare×7

Uncommon×6

Common×5

About King Arthur: Legion IX's achievements

King Arthur: Legion IX has 40 Steam achievements, 14 of them ultra-rare — unlocked by under 5% of players. The rarest is "Provocatio", earned by just 0.6% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

0.6%

of players earned "Provocatio"

🗺️ Community guides & walkthroughs

Community Ratings

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Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All King Arthur: Legion IX achievements

40 achievements

Provocatio

Complete all Duels during the campaign.

Ultra Rare0.6%

Dictator

Issue 5 Decrees at the War Council.

Ultra Rare1.4%

Armamentarium

Have Fire Birds, Abyssal Guardian, Gavius Messala's Doppelgaengers, Scorpio Turret, and Palisade at the same time.

Ultra Rare1.7%

Aenigmata

Complete all the riddles during the campaign.

Ultra Rare1.9%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare1.9%

Divide et impera

Complete the story in Roguelite mode.

Ultra Rare2.0%

Vallum Hadriani

Have 8 enemies adjacent to Octavus Remus at the same time.

Ultra Rare2.9%

Gemini

In one turn, Gavius Messala and two of his Doppelgaengers each kill an enemy unit.

Ultra Rare3.0%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare3.0%

Morituri te salutant

Deal 100 damage with a single tick of Necrosis with Plutonius Nerva.

Ultra Rare3.1%

Parcus

Dismatle 50 items at the Blacksmith.

Ultra Rare3.8%

Lorem ipsum

Don't skip the credits.

Ultra Rare3.9%

Ignis

Have 12 Burning enemies at the same time.

Ultra Rare4.4%

Damnatio

Reach the end of Demonic morality side.

Ultra Rare4.8%

Sic vita est

Throw Volleys into six different enemies at the same time with Florianus Drusus.

Very Rare5.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.0%

Vulcanus

Upgrade 10 Items at the Blacksmith.

Very Rare6.3%

Romanes eunt domus

Finish the Endgame.

Very Rare6.8%

Annihilatio

Kill an enemy with at least 10 hits using Gaius Julius Mento's Ultimate skill.

Very Rare9.6%

Hercules

Finish a mission which is at least two levels above your Heroes.

Very Rare10.1%

Asclepius

Heal 3000 Vitality.

Very Rare13.3%

Lares

Equip two Lars at the Lararium.

Very Rare14.1%

Ecce Homo

Reach the end of Human morality side.

Rare19.6%

Legatus Tartari

Harvest 1000 Souls.

Rare21.6%

Lararium

Collect all the Lars.

Rare21.9%

???

Hidden achievement — tap Reveal secrets to spoil

Rare22.4%

Ad astra per aspera

Equip a character with Relic items in every slot (except potions).

Rare22.5%

???

Hidden achievement — tap Reveal secrets to spoil

Rare26.3%

Vis major

Use Ultimate skills 10 times.

Rare27.2%

???

Hidden achievement — tap Reveal secrets to spoil

Uncommon31.6%

Caveat venditor

Purchase a Relic item at the Tower of Knowledge.

Uncommon32.0%

Imperium

Fully upgrade a building of Nova Roma.

Uncommon36.9%

Salvus

Finish a mission with maximum vitality.

Uncommon41.2%

???

Hidden achievement — tap Reveal secrets to spoil

Uncommon46.2%

Omnipotentia

Unlock the Ultimate skills of your Heroes.

Uncommon46.7%

Lar

Activate a Lar at the Lararium.

Common50.8%

Legio

Recruit all Hero Companions.

Common51.3%

???

Hidden achievement — tap Reveal secrets to spoil

Common54.6%

Mars

Kill 100 enemies in Avalon.

Common62.1%

???

Hidden achievement — tap Reveal secrets to spoil

Common64.6%