It looks like Christmas does come in July for some video gamers. The Steam Summer Sale for 2012 has just kicked off, and the online gaming site has dramatically slashed the prices of some of its biggest franchises to date. From now through July 22, Steam will be offering different deals each day, including Customer Choice sales where fans vote for titles they want to be discounted.

Check out the full list of cheap games that kick off the sale Thursday:

Indie Bundle I Discounted 75%, from $39.99 to $9.99

Legend of Grimrock Discounted 60%, from $14.99 to $5.99

Portal 2 Discounted 75%, from $19.99 to $4.99

-   Terraria Discounted 75%, from $9.99 to $2.49

-   Crusader Kings II Discounted 75%, from $39.99 to $9.99

-   Call of Duty: Modern Warfare 3 Discounted 50%, from $59.99 to $29.99

-   Ridge Racer Unbounded Discounted 50%, from $49.99 to $24.99

-   Total War Shogun 2 Discounted 75%, from $29.99 to $7.49

-   Might & Magic Heroes VI Discounted 50%, from $49.99 to $24.99

Steam is also offering some noteworthy package deals that give players an entire collection at a slashed rate. Those deals include compilations from Pop Cap, Paradox Interactive, Sega, Star Wars, Bethesda Softworks, THQ, telltalegames, 2K and others.

Be sure to check the official Steam website to see which new deals surface over the next 10 days.

On Monday, GameSpy got hold of the list of leaked games for this year's sale that surfaced on Reddit. Gamers will find out if this is accurate over the next week and a half as Steam posts more deals. What games would you like to see on the list? Sound off in the comments.