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This content requires the base game S.E.M.I. – Side Effects May Include... on Steam in order to play.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
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This is the base game required to play this DLC. Other expansions may also be required.
This DLC features a 46-page digital artbook showcasing the visual development of S.E.M.I. – Side Effects May Include…. Inside, you will find a curated collection of concept art, character designs, enemy units, environments, rooms, props, special assets, and in-game scenes created throughout the development of the game. Some of the artwork featured in this artbook is not available anywhere else.
After installation:
After purchasing and installing the DLC, the PDF artbook can be found in the "S.E.M.I. – Digital Artbook" folder located in the main installation directory of the game.
For example, on Windows, this folder is typically located at:
C:\Program Files (x86)\Steam\steamapps\common\S.E.M.I. – Side Effects May Include
If you are unsure where S.E.M.I. is installed, open your Steam Library, right-click on the game, select "Properties…", go to the "Installed Files" section, and click "Browse…" to open the game’s installation folder.
