Distributed by Leader in Italy, SFMI in France, Bomico in Germany.
Based on 1989 TAD coin-op.
NB.  The Sega MD/Genesis version is a recoding of the coin-op, with different level layouts, more levels & fewer power-ups
 Spectrum/Amstrad GX4000 versions were never released despite ads
During play, type “KILLER” (the border should flash). This will give you infinite credits. Now use the following keys:
‘R’________________Flips the screen upside down.
‘F1-F7’_____________Skip to corresponding level.