Class
B
Ci'th Stone Location
Taejin's Tower – Fifth Tier
Mark
Penanggalan
Mark Location
Taejin's Tower – Sixth Tier
Reward
Diamond Bangle
Secondary Reward
6 Bomb Cores
Unlock Conditions
Complete Mission 21: A Tremulous Terror, Complete Mission 22: Infernal Machine, and Complete Mission 23: Natural Defenses
The Menhirrim for Mission 26 is beyond Mission 25's mark on the Fifth Tier. The mark itself is back on the Sixth Tier. The Penanggalan is accompanied by four Chonchons, which shouldn't be much of a threat.