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Serious Sam Double D XXL

Serious Sam Double D XXL

Pile on the firepower with the revolutionary Gunstacker and fire all your weapons at once in a symphony of destruction!

Released Aug 30, 2011 Developer Mommy's Best Games, Croteam Publisher Devolver Digital Platforms Windows ActionIndiePlatformerShooter2D
View on Steam ↗ $9.99 (US · as of 2026-09-25)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-08-31 · quoted reviews as of 2026-05-12.

82.2%positive884 reviews
Recommended · 1 found this helpful

“This game is stupidly fun as you can stick weapons together to create more stupid weapons to kill more stupid enemies. I love it Follow us for more stupidly fun Massacre!”

— a player, Steam review · 3 hrs played
Recommended · 0 found this helpful

“What a fun game. Great art, level design and humor. Stays true to the Serious Sam formula in 2D platformer fashion. Gun stacking was a pretty fun mechanic.”

— a player, Steam review · 7 hrs played
Not recommended · 2 found this helpful

“Double D as in double deuce. This game is ♥♥♥♥.”

— a player, Steam review · 0 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live data self-collected from the Steam API · history through 2023-04 via SteamCharts.

63all-time peak
0 10 20 2013 2015 2017 2019 2021 2023 No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period 11 avg · Jun 2013

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-19.

30achievements
9.6%median completion
5.5%rarest: Seriously Unstoppable
46.8% of players 35.4% of players 30.5% of players 29.7% of players 27.4% of players 24.8% of players 19.1% of players 18.3% of players 15.6% of players 14.2% of players 13.2% of players 12.7% of players 11.3% of players 10.8% of players 10.0% of players 9.6% of players 9.5% of players 8.9% of players 8.4% of players 7.4% of players 6.9% of players 6.5% of players 6.4% of players 6.2% of players 6.1% of players 5.8% of players 5.8% of players 5.5% of players 5.5% of players 5.5% of players 46.8% 0% most earned rarest
Almost everyone has
46.8%Unflinching Sam — Beat any level without dying
35.4%White Men Can Jump — Find the Jump Pad
30.5%Gnaar-body's Fool — Kill over 50 Gnaar in a single level
Rarest badges of honor
5.5%Seriously Unstoppable — Clear ALL Challenge levels
5.5%Perfectly Perfect — Find or reach 100% levels, challenges, secrets, guns, and connectors
5.5%Golden Boy — Unlock ALL golden guns

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-08-12. Steam prices vary by region — always confirm your local price on Steam.

$9.99current · sampled 2026-09-25 21:36 UTC
$0.99lowest since tracking began2026-08-31
US9.99 USD
EU9.75 EUR
UK8.50 GBP
Australia14.50 AUD
Canada12.99 CAD
Japan1,200 JPY
Brazil32.99 BRL
China42.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

China≈$6.3 Brazil Japan Canada US Australia EU UK≈$11

Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.

$0 $10 $20 08-12 08-21 08-30 09-08 09-16 09-25

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Jun 01, 2026
ChainStaff: Free Hard Mode Update!

Ready to kick some alien butt? The Hard mode update is here! Already beaten Normal mode? Start a New Game+ and pick Hard mode! You'll take all your gun and shield upgrades into the Hard mode version o

Apr 11, 2026
ChainStaff is Out Now!

ChainStaff is out now on Steam! And Switch and Playstation and Xbox. But you should play it here. Then probably buy a copy on a console too. Just for safe keeping. If you enjoyed the demo for ChainSta

Jun 18, 2024
Check out my next game!

Thank you everyone that has played and enjoyed Serious Sam DD XXL ! I'd like to show you my next game that was just revealed. It is an action-platformer with a cool twist. https://store.steampowered.c

Dec 24, 2019
Happy Holidays from Croteam!

https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/33025992/e9b890df2bd5aa55977bcfd2e902114cdfa54ad4.jpg All of us at Croteam wish you have a great Winter break. Happy Holidays and hav

Dec 01, 2018
25% OFF Exclusive Discount - Pig Eat Ball

https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/3953156/afe45ea09279f8cb1c5b18d8ead94c8e5849b2d2.png As a THANK YOU to all who own Serious Sam DD XXL , I'd like to offer 25% off my

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-12.

GenresAction, Indie
Player tagsAction · Indie · Platformer · Shooter · 2D · Comedy · Gore · Local Co-Op · Side Scroller · Singleplayer (SteamSpy community voting)
FeaturesSingle-player · Multi-player · Co-op · Shared/Split Screen Co-op · Steam Achievements · Partial Controller Support · Remote Play Together · Family Sharing
LanguagesEnglish, French, German, Italian, Spanish - Spain
Achievements30
Official sitehttp://www.serioussam.com
Minimum system requirements (PC)

OS: XP, Vista, 7 Processor: 2.0 GHz or faster (Dual-core recommended) Memory: 1GB Hard Disk Space: 500MB Video Card: 128 MB Card, supports Shader Model 2.0 DirectX®: 9.0c Sound: DirectX 9.0c Compatible sound card Additional: Microsoft Xbox 360 Controller or XInput controller