| |
| | Double Dragon Series (Site not responding. Last check: 2007-11-07) |
 | | Acclaim, Flying Edge, Inc., The Sales Curve Ltd., Storm, Technos Japan Corp., Tradewest, Inc. |
 | | Acclaim, Acclaim Entertainment, Inc., Virgin Games, Inc., Virgin Mastertronic Ltd., Technos Japan Corp., Tradewest, Inc. |
 | | Accolade, Inc., Activision Publishing, Inc., Arcadia Systems, Inc., Melbourne House, Atlus U.S.A., Inc., Virgin Games, Inc., Virgin Mastertronic Ltd., Mastertronic Ltd., SEGA of America, Inc., Technos Japan Corp., Telegames, Inc., Tradewest, Inc., Zemina Co. |
| www.mobygames.com /game_group/sheet/gameGroupId,249 (219 words) |
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