Nogsaeg (빨간) is a starting tribe on Survivor: World of War. The Nogsaeg tribe has a strong start, winning the first two Immunity Challenges. But it evently caught up to them and they lost the third and fourth challenges, resulting in Diana Chandler and Ken Byrd leaving unanimously one after the other.
After the tribe swap, with three original Nogsaeg and three original Puluen members, they won all three Immunity Challenges until the merge.