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My Big Sister Steam CD Key
Kinguin4.6•Activate on: Steam•Standard
$0.34 Get -
My Big Sister (PC) Steam Key GLOBAL
Eneba4.4•Activate on: Steam•Standard
$0.55 Get -
My Big Sister (PC) Steam Key EUROPE
Eneba4.4•Activate on: Steam•Standard
$0.76 Get -
My Big Sister Steam CD Key
K4G3.8•Activate on: Steam•Standard
$0.77 Get -
My Big Sister Steam Key GLOBAL
G2A.COM4•Activate on: Steam•Standard
$1.11 Get-9% $1.23 -
My Big Sister (PC)
Difmark4•Activate on: Steam•Standard
$1.21 Get -
My Big Sister EU PC Steam CD Key
Kinguin4.6•Activate on: Steam•Standard
$1.38 Get -
My Big Sister
WinGameStore4.8•Activate on: Steam•Standard
$2.39 Get-60% $5.99 -
My Big Sister
Fanatical4.6•Activate on: Unspecified•Standard
$4.40 Get-26% $5.99 -
My Big Sister
Gamesplanet4.7•Activate on: Steam•Standard
$5.39 Get-10% $5.99 -
My Big Sister
IndieGala4•Activate on: Steam•Standard
$5.99 Get -
My Big Sister
Green Man Gaming4.7•Activate on: Unspecified•Standard
$5.99 Get -
My Big Sister
Activate on: Steam•Standard
$5.99 Get -
My Big Sister
Eneba4.4•Activate on: Steam•Standard
$6.13 Get
About My Big Sister
My name is Luzia...and this story isn't about me, it’s about my sister. Do you still wish to hear it?
STORY
Meet Luzia, a sarcastic twelve-year-old with a playful sense of humor. If you believe what she says, My Big Sister is an RPG-like adventure game that is not about her but about her sister Sombria.
GAMEPLAY
My Big Sister is a game about Luzia and Sombria, two sisters who are trying to get back home after being kidnapped by strangers and Luzia takes it upon herself to ensure they both make it home.
Across the game’s multiple chapters and played from a top-down perspective, in My Big Sister, players can expect to clear puzzles and find specific items should they wish to advance through the game’s story, but be sure to take your time. With plenty of secrets and multiple endings, you’ll have your work cut out for you to make sure you get the ending Luzia and Sombria deserve.
FEATURES
Unique story
Adventure style gameplay
Top-down pixel artwork
Original Soundtrack
Game Specifications
- Single player
- PlayStation 4
- Windows
- PlayStation Vita
- Xbox One
- Nintendo Switch
System Requirements
Windows
Minimum
- OS *: Windows XP
- Processor: Intel® Pentium® 4 2.0 GHz equivalent or faster processor
- Memory: 50 MB RAM
- Graphics: 64MB RAM
- Storage: 200 MB available space
- Sound Card: Any
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Price History
Frequently asked questions about My Big Sister
What is the cheapest price for My Big Sister Steam key?
The cheapest redeemable Steam key currently listed is $0.34 at Kinguin. Prices were last checked on November 14, 2026.
View key offersWhat is the difference between key and account offers for My Big Sister?
Gamescade currently lists 14 redeemable keys and no account offers. A key is redeemed on your own account, while an account offer provides access to a separate account containing the game.
View key offersWhat are the PC system requirements for My Big Sister?
Minimum PC requirements for My Big Sister include an Intel® Pentium® 4 2.0 GHz equivalent or faster processor CPU, 50 MB RAM, a GPU with 64MB RAM, and 200 MB of available storage. See the full requirements below.
What is the My Big Sister release date?
My Big Sister was released on November 9, 2018.
Is My Big Sister single-player, multiplayer, or co-op?
My Big Sister is listed as a single-player game. No multiplayer or co-op modes are currently listed.
Where can My Big Sister offers be activated?
Current My Big Sister key offers can be activated on Steam. Check the retailer page for region restrictions before buying.
Which platforms have active My Big Sister deals?
Gamescade currently lists active My Big Sister deals for PC.
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