Last week, two sets of journalists got a preview of SEGA’s upcoming downloadable games — one in London, and the other in San Francisco during GDC. We previewed Hell Yeah!, Sonic the Hedgehog 4 Episode II, Jet Set Radio, Virtua Fighter 5 Final Showdown, House of the Dead 4, Sonic & SEGA All-Stars Racing for iOS, Alexandria Bloodshow, Total War Battles: Shogun, and Virtua Tennis Challenge.

We’ll have separate entries to show off Hell Yeah!, Sonic the Hedgehog 4 Episode II, and Total War Battles: Shogun. You can find information and new art about some of the other games below.

Jet Set Radio

The iconic Dreamcast skate-em-up is back, and making a fresh mark on consoles and PC this summer! Tag, grind, and trick to the beat in this upgraded HD version of Jet Set Radio, which will have you vying for control of the futuristic Tokyo-to by marking your turf with graffiti tagging across walls, billboards, and rival gang members.

In Jet Set Radio, you can play as 15 different characters, build your own graffiti, explore Tokyo-to and Grind City, perform killer stunts on futuristic inline skates, and express yourself by tagging walls, billboards, cars, and rival gang members!

Alexandria Bloodshow

Trading cards and tower defense combine forces in Alexandria Bloodshow, the ancient mural-inspired sequel to the critically acclaimed Samurai Bloodshow!

Set 3,000 years in the past, Alexandria Bloodshow lets you take command of the Egyptian or Greek forces as you battle your way across the Aegean. Defend against waves of enemy troops in beautifully rendered montages inspired by ancient hieroglyphics and Greek pottery – and decide once and for all which ancient empire was the best.

Alexandria Bloodshow will be out this Spring for iPad, iPhone, and iPod Touch. See more images for Alexandria Bloodshow on our Flickr.

Virtua Tennis Challenge

SEGA challenges you to take your best shot! Virtua Tennis, the world’s number one tennis game, is available for the first time on smartphones with Virtua Tennis Challenge. Slice, lob, drop, and unleash your best top spin as you take on the world’s best and compete against 50 players in 18 stadiums around the globe. Build concentration by making plays that match your player’s style; unleashing a super shot that will make your opponent sweat. Enjoy hours of gameplay through different modes, shots, and courts.

Choose and customize 50 characters with different strengths and play styles in 18 stadiums worldwide. Select from normal, hard, or very hard difficulty levels.

Virtua Tennis Challenge is out March 19, 2012 on Sony Xperia Android smartphones, and May 2012 to other Android devices. See more images from Virtua Tennis Challenge on Flickr.

Virtua Fighter 5 Final Showdown

Ready… FIGHT! Virtua Fighter 5 Final Showdown is the definitive version of the Virtua Fighter 5 series, incorporating all of the enhancements the arcade team has rolled out since 2007. Final Showdown makes significant improvements to the fighting mechanics and adds new single player and online modes while maintaining the series’ classic balance and precision.

Taka-Arashi returns from Virtua Fighter 3 and Jean Kujo, a karate expert, makes his debut to round out the lineup of 19 playable characters.

With overhauled core fighting mechanics, Final Showdown is nor more accessible to new players while carefully retaining the trademark depth and balance of the game. The throw escape system, streamlined control inputs, and enhanced visual cuts are among the most notable changes.

Virtua Fighter 5 Final Showdown will be out this summer for XBLA and PSN. See more screenshots and images on our Flickr.

Stay tuned for more about Hell Yeah!, Sonic the Hedgehog 4 Episode II, and Total War Battles: Shogun.