This topic is for discussion of map #8596: Fortress Mars
(https://knucklecracker.com/creeperworld3/queryMaps.php?query=thumbnailid&id=8596)
Author: LordMircea
Size: 184x128
Desc:
Easy enough, the main thing is withholding your firepower until the creeper has etched a sufficient landing zone for invasion out of that barrier.