Save 75% on Mass Effect 2 during this week's Midweek Madness*!

From the makers of Star Wars®: Knights of the Old Republic™, Dragon Age: Origins™, and Mass Effect™ comes the dark second installment in the thrilling Mass Effect Trilogy!

Two years after Commander Shepard repelled invading Reapers bent on the destruction of organic life, a mysterious new enemy has emerged. On the fringes of known space, something is silently abducting entire human colonies. Now Shepard must work with Cerberus, a ruthless organization devoted to human survival at any cost, to stop the most terrifying threat mankind has ever faced.
To even attempt this perilous mission, Shepard must assemble the galaxy’s most elite team and command the most powerful ship ever built. Even then, they say it would be suicide. Commander Shepard intends to prove them wrong.

*Offer ends Friday at 10AM Pacific Time

Save 50% on MASSIVE CHALICE during this week's Midweek Madness*!

MASSIVE CHALICE is a tactical strategy game set on an epic timeline from Double Fine Productions. As the Immortal Ruler of the Nation, you'll take command of its heroes, forge marriages to strengthen your Bloodlines, and battle a mysterious enemy known as the Cadence in a war lasting hundreds of years.

*Offer ends Friday at 10AM Pacific Time

Today's Deal: Save 35% on Car Mechanic Simulator 2015!*

Look for the deals each day on the front page of Steam. Or follow us on twitter or Facebook for instant notifications wherever you are!

*Offer ends Thursday at 10AM Pacific Time

Today's Deal: Save 80% on Guncraft!*

Look for the deals each day on the front page of Steam. Or follow us on twitter or Facebook for instant notifications wherever you are!

*Offer ends Wednesday at 10AM Pacific Time

The Steam Monster Summer Sale Encore Starts Now!

We brought back 100 of the most popular deals to give you one last chance to pick them up while they are on sale. Only 2 days left to take advantage of huge savings on thousands of games throughout our store.

The Steam Monster Summer Sale will run from now until 10 AM Pacific, June 22nd. Complete information can be found here.

The Steam Monster Summer Sale is here! For four more days, take advantage of huge savings throughout our store on thousands of games. Check back every 12 hours to see new Daily Deals. You can even help unlock additional discounts by playing our Monster Summer Game.

More than four hundred products will be featured as Daily Deals throughout the sale, with new deals popping up every 12 hours.

Today's Deals include:

• Resident Evil Franchiseup to 75% off
  
• Assassin's Creed Franchise up to 75% off
  
• Mortal Kombat Franchise up to 75% off
  
• Stranded Deep 34% off
  
• Fallout Franchise up to 75% off
  
• Goat Simulator 75% off
  
• The Stanley Parable 75% off
  
• The Hunter: Primal 75% off
  
• Tropico Franchiseup to 75% off
  
• Saints Row Franchise 80% off
  
• Age of Empires II 85% off
  
• Dragon Ball Xenoverse 50% off
  
• Europa Universalis Franchise up to 75% off
  
• Kerbal Space Program25% off
  
• Killing Floor 2 20% off
  
  

Along with the sale is the Monster Summer Game. Join a game and fight the enemy monsters as you help your team level up, unlock new abilities, and achieve community milestones. Plus, get Summer Sale Trading Cards just for playing.

With your help, players of the Monster Game can work together to unlock special discounts on select games. Each milestone reached unlocks a new discount on a mystery game, available to everyone on Steam at 10am Pacific time the following day. New milestones each day through June 18.

The Steam Monster Summer Sale will run from now until 10 AM Pacific, June 22nd. Complete information can be found here.