1) Korean game 
Seokjeon (`stone battle`) {korean|hangul=석전|hanja=石戰} was an ancient Korean ritual game or pastime. Originating as a form of martial training, seokjeon involved two teams of combatants throwing stones at one another. Over time, it developed into a formalised game. Although similar pastimes to seokjeon probably date back to the Iron Age, .....