From the contents page:
Challenge, GDW's magazine of futuristic gaming, is published bimonthly.
Cover artist: David A. Cherry
lead time, feedback results.
Conventions.
A mini adventure for Twilight:2000. Assassinating a Russian general commanding a unit in British Columbia.
Twilight:2000 clothing, nomex suit, vests, and equipment.
Smoke screens, spike dropper, homing pigeons, searchlights, boarding lines, and dropping corpses in
Current events in the Shattered Imperium.
A MegaTraveller adventure for IRIS characters.
Tips on starship design in MegaTraveller.
MegaTraveller errata.
An \"animal control\" adventure for 2300AD.
Missile system design for 2300AD and Star Cruiser.
Jump vehicles and drop vehicles in BattleTech.
A Warhammer 40000 scenario for a small unit of Space Marines.
A Star Trek adventure for 3 to 6 players.
A Paranoia adventure investigating a \"traitorous\" scientist.