Tatsu is a steel flying roller coaster designed by Bolliger & Mabillard at the Six Flags Magic Mountain amusement park located in Valencia, California. Announced on November 17, 2005, the roller coaster opened to the public on May 13, 2006 as the park's seventeenth roller coaster. Tatsu reaches a height of and speeds up to . The ride's name comes from Japanese mythology and means Flying Beast in Japanese. The roller coaster is also the world's tallest, fastest and longest flying coaster; is the only flying roller coaster to feature a zero-gravity roll; and has the world's highest pretzel loop.