KOTAMON: My Sis Found A Super-Rare Card In Her Cereal Box, So I Became A Garbage Man To Find The Entire Collection And Earn $1,000,000

40 achievements

Ultra Rare×13

Very Rare×4

Rare×7

Uncommon×3

Common×13

About KOTAMON: My Sis Found A Super-Rare Card In Her Cereal Box, So I Became A Garbage Man To Find The Entire Collection And Earn $1,000,000's achievements

KOTAMON: My Sis Found A Super-Rare Card In Her Cereal Box, So I Became A Garbage Man To Find The Entire Collection And Earn $1,000,000 has 40 Steam achievements, 10 of them ultra-rare — unlocked by under 5% of players. The rarest is "Annihilation", earned by just 0.1% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

0.1%

of players earned "Annihilation"

🗺️ Community guides & walkthroughs

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Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All KOTAMON: My Sis Found A Super-Rare Card In Her Cereal Box, So I Became A Garbage Man To Find The Entire Collection And Earn $1,000,000 achievements

40 achievements

Many Hoppy Returns!

Drink 1000 cans of beer.

Ultra Rare0.0%

The Collector

Collect all foil cards.

Ultra Rare0.0%

I Need a Bigger Shelf

Find 12 collectable figurines.

Ultra Rare0.0%

Annihilation

Recycle 999 garbage bags.

Ultra Rare0.1%

A True Fan

Collect a full set of foil cards.

Ultra Rare0.1%

To Be Continued…

Find 3 cosplay outfits.

Ultra Rare0.1%

Gacha Addiction

Open 10 cereal boxes.

Ultra Rare0.8%

Get 'em All!

Get Kotalion.

Ultra Rare1.2%

Airbender

Collect the full white card set.

Ultra Rare1.2%

Why Don't You Spend It?!

Have $100,000

Ultra Rare1.5%

A New Hobby

Find 9 collectable figurines.

Ultra Rare2.1%

Rainy Day Fund

Have $50,000

Ultra Rare2.3%

Champion

Upgrade a stat to its MAX value.

Ultra Rare2.7%

Firestarter

Collect the full red card set.

Very Rare5.3%

Water-walker

Collect the full blue card set.

Very Rare5.8%

The Dark Master

Collect the full purple card set.

Very Rare5.8%

Melomaniac

Find 7 audiotapes.

Very Rare11.9%

Power Overwhelming

Buy all the upgrades.

Rare15.6%

Savings Account

Have $10,000

Rare20.0%

Is That All?

Remove all the garbage in the yard.

Rare26.4%

I Have the Power!

Buy 20 upgrades.

Rare26.4%

Retro Party

Find 5 audiotapes.

Rare26.9%

Recycling

Recycle 256 garbage bags.

Rare27.2%

A Gift for Jenny

Find a cosplay outfit.

Rare29.0%

Lager than Life

Drink 146 cans of beer.

Uncommon34.1%

Olympic Thrower

Hit the trash compactor tray from 30 meters.

Uncommon38.0%

Just Don't Eat It!

Open a cereal box.

Uncommon40.4%

Where Will I Keep It?

Find 5 collectable figurines.

Common71.5%

Cleanup

Recycle 69 garbage bags.

Common78.4%

Thanks for All the Beers

Drink 42 cans of beer.

Common81.7%

Sharpshooter

Hit the trash compactor tray from 20 meters.

Common83.1%

3-Pointer

Hit the trash compactor tray from 10 meters.

Common96.5%

Barley a Beginning

Drink 12 cans of beer.

Common98.0%

Lucky #1 Dime

Have $1,000

Common99.4%

Exhibit A

Find a collectable figurine.

Common99.4%

Removal

Recycle 7 garbage bags.

Common100.0%

A Nice Start!

Collect your first card.

Common100.0%

My Better Self!

Buy an upgrade.

Common100.0%

Wow, It Works?

Turn on the radio.

Common100.0%

Push the Tempo!

Find an audiotape.

Common100.0%