The quality behind the games is often from hard work that has subtle but important effects on the game itself, but the core concept is something that can be easily duplicated.
Udi n'azụ egwuregwu a na-esite na ọrụ siri ike nke nwere mmetụta dị nfe ma dị mkpa na egwuregwu ahụ n'onwe ya, mana isi echiche bụ ihe nwere ike ịme ngwa ngwa.