Lesson Learned

Lesson Learned

24 achievements

Ultra Rare×4

Very Rare×5

Rare×8

Uncommon×5

Common×2

About Lesson Learned's achievements

Lesson Learned has 24 Steam achievements, 4 of them ultra-rare — unlocked by under 5% of players. The rarest is "Winston Churchill", earned by just 2.8% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

2.8%

of players earned "Winston Churchill"

🗺️ Community guides & walkthroughs

Community Ratings

No ratings yet

Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All Lesson Learned achievements

24 achievements

Winston Churchill

Defeat Winston Churchill.

Ultra Rare2.8%

Napoleon Bonaparte

Defeat Napoleon Bonaparte.

Ultra Rare3.6%

Tesla

Build your first Tesla.

Ultra Rare4.6%

Pope Innocent III

Defeat Pope Innocent III.

Ultra Rare4.7%

Dragon

Build your first Dragon.

Very Rare8.5%

Fifth grade

Defeat your first 1000 monsters.

Very Rare8.8%

Gaius Julius Caesar

Defeat Gaius Julius Caesar.

Very Rare9.1%

Fourth grade

Defeat your first 500 monsters.

Very Rare13.5%

Builder master

Build your first 100 towers.

Very Rare14.3%

Hammer

Build your first Hammer.

Rare15.2%

Level UP

Level up your tower.

Rare18.2%

Tutankhamun

Defeat Tutankhamun.

Rare18.3%

Builder journeyman

Build your first 50 towers.

Rare20.7%

Upgrade

Buy your first upgrade

Rare21.1%

Third grade

Defeat your first 100 monsters.

Rare26.6%

Spitter

Build your first Spitter.

Rare27.7%

Boomer

Build your first Boomer.

Rare28.7%

Lucy

Defeat Lucy.

Uncommon32.7%

Second grade

Defeat your first 50 monsters.

Uncommon34.0%

Builder apprentice

Build your first 10 towers.

Uncommon34.8%

FIrst grade

Defeat your first 10 monsters.

Uncommon45.8%

Second lesson

Survive the first wave.

Uncommon47.0%

First lesson

Complete the tutorial.

Common52.8%

Pricker

Build your first Pricker.

Common57.8%