Millennium Force design and development phases of Millennium Force took place over five years. The first rumors that a new record-breaking roller coaster would be built at Cedar Point, which included speculation about a ten inversion roller coaster from Bolliger & Mabillard and an Arrow Dynamics MegaLooper, began circulating in early 1998. A roller coaster from D. H. Morgan Manufacturing was also rumored. On July 2, 1999, Cedar Fair Entertainment Company filed a trademark for the name Millennium Force, which raised more speculation about what the ride would be like. About a week later, the first track pieces were seen at the
Dragon Force games. Most critics also praised the story, with "Next Generation" in particular stating that "the story in "Dragon Force" is so well integrated that the game almost feels secondary. Each major character in the game approaches world conquest with a different motive, and gameplay changes accordingly. ... Seamlessly welding both traditional wargaming and RPG elements, Working Designs and Sega have created a classic that should appeal to fans of both genres." Joe Fielder of "GameSpot" similarly remarked, "Dragon Force balances role-playing and strategy elements perfectly, intermittently directing the war of the land through storyline segments." Matt Yeo of the official