Perils of Summer Sale on Steam: GTA IV for a fiver

Steam continues its Perils of Summer one-day-sale today with eight more games for cheap.

Here's what you'll get for the next 22-hours:

• ARMA II - 50 percent off at $19.99/£12.49
• Commandos Collection - 75 percent off at $3.75/£3.00
• GTA IV - 75 percent off $4.99/£4.99
• Numen: Contest of Heroes - 75 percent off at $7.49/£4.24
• Osmos - 75 percent off at $2.49/£1.74
• Street Fighter IV - 75 percent off at $9.99/£7.49
• Team Fortress 2 - 66 percent off at $6.69/£4.75
• X-COM Complete Pack - 75 percent off at $3.74/£2.24

Get 'em while you can.