The video game deal of the day over at Amazon today is Assassin’s Creed: Revelations for Xbox 360 and Playstation 3 for $29.99 each (that’s 50% off the list price of $59.99).

Note, this sale is valid only for today, Tuesday, March 13, 20112, until 11:59PM PST while supplies last.

Reminder: The Xbox LIVE 12 Month Gold Membership is still on sale for only $35.96 (that’s 40% off the usually price of $59.99).

Assassin’s Creed: Revelations currently has a free one-day shipping promotion on it: Use a Discover Card to purchase this and enter promotion code DSCVRSHP to get free one-day shipping. See the Special Offers and Product Promotions section of the product page for more details.

From the product page:

• The Final Legendary Chapter – Experience the final chapter of Ezio?s epic adventure in story-driven gameplay.
• Upgraded Arsenal Of Weapons And Enhanced Abilities – New! – The new hookblade boosts free-running, bombcrafting provides endless levels of gameplay customization and Superior Eagle Senses enhance game performance.
• Award-winning Multiplayer Continues to Innovate – All new online characters, modes, and maps build upon an award-winning online multiplayer providing infinite replay value and competitive gameplay.
• Added-Value Bonus Gameplay – New! – For the first time in franchise history, experience a game within a game, featuring hours of Animus-dedicated gameplay in an Assassin?s Creed spin-off.

When a man has won all of his battles and defeated all of his enemies; what is left for him to achieve? Ezio Auditore must leave his life behind in search of answers, in search of the truth. In Assassin’s Creed® Revelations, master assassin Ezio Auditore walks in the footsteps of the legendary mentor Altaïr, on a journey of discovery and revelation. It is a perilous path “” one that will take Ezio to Constantinople, the heart of the Ottoman Empire, where a growing army of Templars threatens to destabilize the region.

In addition to the culmination of Ezio’s award-winning story, a refined and expanded online multiplayer experience returns with new and additional modes, maps, and characters, allowing you to test your slaying skills against others from around the world.