The name of the alien who led invasions of the Earth in the Contra series. It has been on Earth for millennia, although there were others of its kind who also took leadership such as Black Viper.
Contra series
main protagonist: Bill Rizer, Lance Bean
main antagonist: Red Falcon, Black Viper
A Shackteau is a humble, weather-beaten, structurally questionable shelter located in a spectacular or highly coveted place—Wales, Jackson Hole, Sun Valley, Crested Butte, coastal Maine, the Alps—where the building itself may be worth almost nothing, but the dirt, view, access, and mythology make it absurdly valuable.
In use:
Shackteâu - We thought it was an abandoned shed until the realtor called it a rare alpine Shackteâu with unobstructed views and listed it for $2 million.