Ahead of the E3 convention, which takes place on June 2-4 at the Los Angeles Convention Center, the first snippets of news have started to land, giving us an insight about what we can expect from the show this year.

Sega is the first of the big publishers and developers to reveal its complete line-up of games, which will include playable versions of Aliens vs. Predator and Planet 51.

Check out the list:

Aliens vs. Predator – Releases early 2010
The next-gen version of this benchmark multiplayer First-Person-Shooter franchise is coming with SEGA’s new Aliens vs. Predator game. From the developer of the series’ first title comes this next big event, with three unique species fighting for supremacy on the battlefield. Play as Predator, Marine and Alien in three radically different single-player experiences that intertwine to create a thrilling story. Jump into cinematic non-stop multiplayer action with a rollercoaster-ride of explosive firepower, horror, stealth and gory fang and claw combat.

Alpha Protocol – Releases October 2009
Enter the world of international espionage in Obsidian Entertainment’s blockbuster new modern-day spy-RPG. Assuming the role of Michael Thorton, players must use their strength, skills and smarts to survive the rigors and dangers of being an international spy. Alpha Protocol takes players to locations around the world and arms them with a full arsenal of weapons and gadgets with which to complete any task at hand. The game also features fully customizable character attributes and a unique dialog system that tracks players’ responses in the game, dynamically changing missions and alliances as they progress through the game’s storyline.

BAYONETTA – Releases late 2009
Developed by the creative minds that recently brought gamers the critically acclaimed MadWorld on Wii; BAYONETTA from PlatinumGames is set to invite gamers into a world full of adventure, mystery and a dash of sexiness. Players assume the role of the seductive Bayonetta and use a myriad of weapons and combat skills to dispatch her angelic enemies. This epic action-adventure title will to set a new standard in the genre.

Planet 51 – Releases Fall 2009
This fall the official video game for Ilion Studio’s and Sony Pictures new animated feature takes audiences to Planet 51 to witness an alien invasion of the human kind. Developed by Pyro Studios the game is set on an alien planet visited by a bumbling U.S. astronaut. Planet 51 The Game gives players the chance to drive through and explore the amazing world of Planet 51 whilst helping our hero find his way back to his spaceship!

Vancouver 2010 - The Official Video Game of the Olympic Winter Games – Releases January 2010
SEGA is heating up the slopes with international competition for gold in Vancouver 2010 – The Official Video Game of the Olympic Winter Games. Featuring a multitude of winter sports events, real-life Olympic venues and online multiplayer competition, everyone has the chance to bring home the gold this winter.