Each day a new title will be offered at a reduced price.

Assassin's Creed, Director's cut edition screenshot

Valve has announced a week-long promotion on Ubisoft titles bought from Steam.

Each day this week a select Ubisoft title will be reduced in price, beginning with a 50 per cent price drop on Assassin's Creed: Director's Cut. This means you can pick up the sci-fi action title set in the 12th century for £9.99.

Check Steamgames.com throughout the week for new offers.