Play 100% FREE Tetris against friends or the computer with amazing music and gameplay!Features: Beautiful full color and high resolution visual graphics Awesome digital sound effects Amazing digitally orchestrated soundtrack featuring over 90+ minutes of music 100% arcade perfect GameBoy to PC conversion of the original 1 to 4 player simultaneous play Fight against 1, 2, or 3 of your friends or the computer players Computer C.P.U. players feature "Gift of Sight" A.rtificial I.ntelligence Play with keyboard and/or 1 to 3 USB joystick(s) USB joystick(s) and keyboard can be remapped 6 different and exciting game modes including original and the new Crisis+Mode Saved high scores table for each game mode Saved game preferencesAlso playable in your browser at http://16bitsoft.com/V2/T-C-4_4-HTML5/TetriCrisis_4_110Percent_AI.html.