Chinese-server data. English names and effects are provisional; untranslated details remain in Chinese.
Prayer stone
Corrosion Prayer Stone
腐蚀祷石
PurpleUniversalExtra effect · The slot’s highest Attunement reaches grade B
Source: Random drop
Prayer stone effects
When a friendly unit attacks, there is a 50% chance to apply 1 stack of 额外行动腐蚀 to the target for 2 turns.
Extra effect
The slot’s highest Attunement reaches grade B
Increase the chance to apply 额外行动腐蚀 by another 25%.
Acquisition source
Random drop
Recorded source: Random drop.
Source: 遗忘之海 · 祷石记录器 (Chinese)Lore
Item story
Strange bottle-shaped markings run through this stone, and liquid drips from holes in its surface. Treasure-hunting 海仓鼠 are said to have used it to dissolve the locks on chests.