A Qix/Amidar hybrid: first you fence off three-fourths of the screen,
and then you retrace all of your steps.

DL #1 Iggy Iggopolis Into the Void (1988)
DL #2 Iggy Iggopolis Into the Void (1987)

See other Qix-likes:

 * [SQIX (1987)][1]
 * [Box'Em (1989)][2]
 * [Sparkz (1993)][3]
 * [Barrack (1996)][4]
 * [Qrax/Prometheus (1997)][5]
 * [Water Bugs (2005)][6]

Compatibility
Architecture: 68k

  [1]: http://macintoshgarden.org/games/sqix
  [2]: http://macintoshgarden.org/games/boxem
  [3]: http://macintoshgarden.org/games/sparkz
  [4]: http://macintoshgarden.org/games/barrack
  [5]: http://macintoshgarden.org/games/qrax-aka-prometheus
  [6]: http://macintoshgarden.org/games/water-bugs