It's up to Sarge and Vikki G. to jump into action to save their troops from a variety of unknown enemies, and then track down Plastro himself for a final confrontation! (metacritic.com)
In this game of survival, all the citizens have become reluctant contestants and they are pitted against unknown enemies in the ultimate battle of life or death, where only the strongest will prevail. (gonintendo.com)
The film's early scenes give us gunshot bangs in Sweden, where Jack coldbloodedly escapes unknown enemies. (newsweek.com)