
S.U.M. - Slay Uncool Monsters
In S.U.M. you'll put your Quick-Math skills to test! Fight very Uncool Monsters using Addition, Subtraction, Multiplication & Division. Level up and progress in the Campaign(s), or show your prowess in Endless Mode with Leaderboards.
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DLCs (7)
About S.U.M. - Slay Uncool Monsters

In S.U.M. you play as various Heroes in a world filled with Uncool Monsters. Your task is to fight these Monster by using Math. There are plenty of Dungeons that needs to be cleared and they get harder and harder!

Each Dungeon will challenge you with Addition, Subtraction, Multiplication, Division or a combination of those Operators.
A monster will provide you with a sum, your task is to fill the equation with the correct numbers at your disposal.

You'll also perform Special Attacks, depending on your character class, that deals additional damage when setup right. This gives each battle an extra layer of tactics. Plan ahead and you'll beat the toughest of enemies!
Do you think you are up for the challenge? Think twice before heading into the harder Dungeons, they do get tricky!
Are you a beginner with Math? No worries! There's Practice Mode to learn the basics!

The game is Free To Play with optional DLC Characters and Worlds.
"See you in the Dungeons, you vanquisher of the uncool!"
Puts on sunglasses. Rolls off into the sunset on heelys.. ~Doom

Game details
Game details
Age ratings
Game modes
Languages
S.U.M. - Slay Uncool Monsters player count & reviews
94% positive reviews all-time · 3 peak players in the last 30 days.
S.U.M. - Slay Uncool Monsters — frequently asked questions
How many people play S.U.M. - Slay Uncool Monsters?
S.U.M. - Slay Uncool Monsters peaked at 3 concurrent players on Steam in the last 30 days (highest on Jul 18, 2026). The player chart on this page updates daily.
How can I get S.U.M. - Slay Uncool Monsters at a discount?
Create a free price alert on this page and KingsPrice will email you when S.U.M. - Slay Uncool Monsters drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: Intel Pentium E2200 2.2 ghz
- Memory: 4 GB RAM
- Graphics: GeForce GTX 275
- Storage: 200 MB available space
Recommended
- Requires a 64-bit processor and operating system
















