Chinese-server data. English names and effects are provisional; untranslated details remain in Chinese.
Prayer stone
A Deal with the Devil
和恶魔的交易
OrangeUniversalExtra effect · The slot’s highest Attunement reaches grade A
Source: Random drop
Prayer stone effects
When gaining 恶鼠 energy, there is a 25% chance to gain 1 extra, but all crewmates take 10% more damage in battle.
Extra effect
The slot’s highest Attunement reaches grade A
Remove the increased-damage-taken effect.
Acquisition source
Random drop
Recorded source: Random drop.
Source: 遗忘之海 · 祷石记录器 (Chinese)Lore
Item story
Merchants in 奥托皮亚 would have it sealed away forever. A contract brand appears on the palm of anyone who touches it—the mark of a demon that vanished thirty years ago.