The King Sejong Station
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The King Sejong Station (direct translation King Sejong Antarctic Research Station, also known as Sejong Research Station or Sejong Science Base) is a two-player map first played in the 2014 Proleague. The map is a tribute to the real existing King Sejong Antarctic Research Station  named after the former Korean King Sejong the Great .
Official Map Description
Unlike any other map you can use your gas to wall with three buildings. A Zealot completes the wall.