• Classic arcade play: The game features all the classic elements from the original arcade game, including traditional X Mode. Think fast on your feet as gems fall into your character's playfield. Don't let the stack get too high.
• New X' Mode: The new X' Mode has been rebalanced with adjusted drop patterns and damage to level the playing field.
• Y and Z Modes: Y Mode challenges players to connect three or more gems horizontally, vertically or diagonally. Z Mode has you group four adjacent gems and rotate them to join to other same-colored gems.
• Stunning new graphics: Beautifully detailed high-definition backgrounds and character art come from the talented artists of Udon Comics.
• New elemental effects: Gems and Crash Gems interact with dazzling new effects.
• Hidden characters: There's Akuma, Dan, and more.
• Online play: Get online with Xbox LIVE® and challenge other players to Ranked and Player Matches. Follow your progress on the leaderboards, and try to score the twelve all-new achievements!

From: Xbox.com