Both Wing Commander Arena and Super Contra are available for download on Xbox LIVE Arcade.

Wing Commander Arena (800 points) boasts 16 player multiplayer over Xbox LIVE (a first).  Super Contra follows up the release of Contra...  Get your up, up, down, down, left, right, left, right, B, A, and start code ready!

Full Press Release:

Wing Commander Arena will cost 800 points and includes features such as:

• The first Xbox LIVE Arcade title featuring multiplayer gameplay for up to 16 players over Xbox LIVE
• Four gameplay modes: Single Player, Multiplayer Team, Free for All, and Duel
• Players can choose from 18 different ships that can be customized with cloaking devices, mines, energy weapons, missiles and more!
• Skill-based matchmaking for ranked games
• Earn up to 12 Achievements and 200 Gamerscore

Super Contra will cost 400 points and includes features such as:

• Two gameplay modes: single player or two player co-op, either locally on the same Xbox 360 or over Xbox LIVE
• Players can choose to play with either the original graphics or the enhanced graphics
• Compete for the weekly and all time high scores on the Leaderboards
• Earn up to 12 Achievements and 200 Gamerscore