Undertow

The aquatic alien race Elect escapes from its oppressors and loads all of their people into a giant space ship known as the Ark. They settle on making earth their new home planet and launch a secret attack, melting all the polar caps covering the entire planet with water. Three different groups stand up to fight the aliens and reclaim the planet. The Iron Marines are a group of humans using what is left of technology to fight back. The second group is the Nemodian race. This group, lead by capta...