Name: SwapPics: Knights vs Demons (Steam)
Brand: AntHillPlan
SKU: KT-F7FC274B02
Price: 5.80 EUR
Availability: InStock

Unscramble maps of your kingdom to complete your buildings. A new map is generated for every battle. Direct the Knights and soldiers from your buildings to fight demons and capture the Middle Kingdom. The tutorial is only 10 seconds. Single player mode and local 2 player mode. Play in PvP or co-op mode. Start with short simple battle under 2 minutes or choose a larger harder battles. Local PvP battles can be handicapped to make for a more exciting fight between friends. Play on 4 map types with procedurally generated variations, 5 levels of difficulty and 4 computer opponents in single player mode.

Redeem on Steam

You need a Steam account and the Steam app.

Step 1: Open Steam and sign in.
Step 2: Open the Games menu, then choose Activate a Product on Steam…
Step 3: Enter the key and follow the prompts.
Step 4: The game appears in your Library.

Steam's redeem page Full guide for Steam

Activation notes from the publisher

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "LIBRARY" tab and start downloading.