Shack PSA: Steam Discounts Left 4 Dead 2, ARMA II & More in the Final Day of its Summer-themed Sale

Today is the last day in the, "Please! My wallet is begging you to stop" sale on Steam (otherwise known as the Perils of Summer sale).As expected, the final leg of the promotion rehash some of the best deals seen throughout the week. Highlights include Borderlands for $10.19 Left 4 Dead 2 for $10.16 and ARMA II for $19.99.

Steam Sale - July 4, 2010
• Just Cause 2 - $24.99 (50% off from $49.99)

• Killing Floor - $4.99 (75% off from $19.99)

• Grand Theft Auto IV - $4.99 (75% off from $19.99)

• World of Goo - $5.00 (75% off from $19.99)

• Trine - $4.00 (80% off from $19.99)

• Battlefield: Bad Company 2 - $33.49 (33% off from $49.99)

• BioShock 2 - $14.99 (50% off from $29.99)

• Red Faction: Guerrilla - $5.00 (75% off from $19.99)

• Thief Deadly Shadows - $2.99 (85% off from $19.99)

• Left 4 Dead 2 - $10.19 (66% off from $29.99)

• Tales of Monkey Island: Complete - $11.89 (66% off from $34.99)

• Sid Meier's Civilization IV: Complete - $9.99 (75% off from $39.99)

• Borderlands - $10.19 (66% off from $29.99)

• Mass Effect 2 - $23.99 (44% off from $39.99)

• ARMA II - $19.99 (50% off from $39.99)

As always, today's specific deals are only available for 24 hours; however, (nearly) the entire Steam catalog is being discounted during the promotion. Makes sure to scan the site for any final day purchases you plan on making.Have a great Fourth of July, folks.