Total Annihilation: The Core Contingency/Maps/Ice

Flooded Glaciers
Description: 12x10 Icy ocean battle.

Ice Scream
Description: 15x39 Screaming won't be all you do on this forbidding world.

Icy Bergs
Description: 28x28 Landless. Lots of sunken ships.

Polar Range
Description: 20x20 Large polar ice cap map. A bleak and forbidding world.