The Hadoken (波動拳, Hadōken?, "Surge Fist" or "Wave Motion Fist") is a special attack that originated in Street Fighter. Although technically a ki blast, it is often referred to as a blue "fireball" due to its appearance, despite a few instances of the move actually producing flames. It is one of the most famous special moves in the Street Fighter series, along with the Shoryuken and Tatsumaki. Its most popular users are Ryu, Ken Masters, and Akuma. "Fire a ki blast directly forward. Useful…