Worms Ultimate Mayhem: Steam price vs key
Worms Ultimate Mayhem costs €3.64 as a key at BuyCheapKeys, versus a regular price of €12.99 on the Steam Store: you save €9.35 (72% less). The key activates on your Steam account and it's exactly the same game (prices from October 4, 2026).
- Instant deliveryKey by email and in your account
- Full guaranteeReplacement or refund
- Secure paymentCard, PayPal, Google Pay, Apple Pay
- Activates on SteamSame game in your library
- Up to 4% cashbackWith the VIP Club
Should I buy Worms Ultimate Mayhem now? A steal: buy it now
The key costs €9.35 less than the regular Steam price and is at its lowest recorded price. With 89% positive reviews, it's a safe buy.
Price score: 10/10 · The key is 72% below the regular Steam price.
The same game, for less
A Steam key gives you exactly the same as buying on Steam. Only the price changes.
Available Worms Ultimate Mayhem keys
1 offer, sorted by price
- €3.64Buy
Worms Ultimate Mayhem
CheapestSteam keyEurope-€9.35 compared with the Steam regular price
Worms Ultimate Mayhem price history
- Steam regular price€12.99
- BuyCheapKeys key€3.64
We've been tracking this game since October 3, 2026. The chart will appear once there are a few days of data.
How to activate the Worms Ultimate Mayhem key
- 1
Buy the key
Choose the Worms Ultimate Mayhem offer and pay. You get the key instantly.
- 2
Open Steam
Go to “Games” › “Activate a Product on Steam”.
- 3
Redeem and play
Paste the key and the game stays in your library forever.
Worms Ultimate Mayhem FAQ
›How much is Worms Ultimate Mayhem on Steam?
The regular Steam price of Worms Ultimate Mayhem is €12.99. At BuyCheapKeys the Steam key costs €3.64, €9.35 less.
›Where to buy Worms Ultimate Mayhem cheapest?
The cheapest option is the BuyCheapKeys Steam key for €3.64, 72% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the Worms Ultimate Mayhem key the same game as on Steam?
Yes. When you redeem the key, Worms Ultimate Mayhem is added to your Steam account with achievements, cloud saves and updates, just as if you bought it on Steam.
›What is the lowest price for Worms Ultimate Mayhem at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €3.64 (October 4, 2026). Today it costs €3.64.
›Will the Worms Ultimate Mayhem key work in my country?
We list Global and Europe region keys. Each BuyCheapKeys product page tells you whether it can be activated in your country before you buy.
›Is it safe to buy from BuyCheapKeys?
Yes. Delivery is instant by email and in your account, we accept card, PayPal, Google Pay and Apple Pay, and every purchase is covered by a replacement or refund guarantee.
›Does Worms Ultimate Mayhem work on Steam Deck?
Valve rates it “Unsupported” on Steam Deck. Once the key is activated on Steam you can play it on Steam Deck just like on PC.
›Is Worms Ultimate Mayhem worth it?
It has 89% positive reviews out of 4,311 on Steam (“Very Positive”), was released in 2011 and is developed by Team17 Digital Ltd. Genres: Strategy, Multiplayer, Funny, Turn-Based.
Games like Worms Ultimate Mayhem, cheaper as a key
-57% vs Steam RRPWorms Armageddon
-74% vs Steam RRPWorms Revolution
-85% vs Steam RRPWorms Clan Wars
-77% vs Steam RRPWorms World Party Remastered
-85% vs Steam RRPWorms Reloaded
-70% vs Steam RRPWorms
Worms Ultimate Mayhem
€3.64