Tech Deck Dude Bare Knuckle Grind

This is an unreleased game for the original Xbox. The same engine was to be used for Rocket Power: Zero Gravity Zone and Sonic Extreme [1].

4 versions of the game were released as "Digital Playset" for PC [2]:

• Tech Deck Dude Bare Knuckle Grind Fareast-Town
• Tech Deck Dude Bare Knuckle Grind Down-Town
• Tech Deck Dude Bare Knuckle Grind Freak-Town
• Tech Deck Dude Bare Knuckle Grind Space-Town

Rocket Power: Zero Gravity Zone

https://www.unseen64.net/2009/10/14/rocket-power-zero-gravity-zone-ps2-xbox-gamecube-cancelled/%7C

Sonic Extreme

https://www.unseen64.net/2011/06/03/sonic-extreme-xbox-pitch-prototype/