Steam Summer Sale 2013 has begun!

Steam Summer Sale 2013 is now live. While hot titles like "Bioshock Infinite" ($29.99) and "Skyrim: Legendary Edition" ($35.99) are heavily discounted at the moment (the former is half price, while the latter is 40 percent off), we're pretty sure that many of you are looking to get in on cheapie deals as well.

Here are the five best Steam Summer Sale 2013 deals being sold for $10 or less on day one right now.

1. "Left For Dead 2" $4.99 (75 percent off)

2. "Dragon Age Origins: Ultimate Edition" $8.99 (70 percent off)

3. "Counterstrike: Global Offensive" $5.09 (66 percent off)

4. "Scribblenauts Unlimited" $4.99 (75 percent off)

5. "Antichamber" $6.79 (66 percent off)

Every game here will be sold at these prices until tomorrow, when the offers flip to new games at roughly 1 p.m. EST. The only exception is "Counterstrike: Global Offensive" for $5.09. That offer is in effect only until 9 p.m. EST tonight.

What do you think of Steam Summer Sale 2013 and why? Are you pleased with the games that are currently being offered? Why or why not? What games do you hope to buy during the course of Steam Summer Sale 2013 and why? Sound off in the comments below.