Knock Down! © 199? IGT [International Game Technologies].
2-Coin Multiplier slot.
Game ID: 140A
SS4087
SS3886
SS3658
SS3659
SS3660
SS0189
SS3955
COMPUTERS:
MS-Windows (2012, "IGT Slots - Diamond Galaxy")
Mac OS X (2012, "IGT Slots - Diamond Galaxy")
Game's port.
IGT Game Index (oct. 1997)