Opaline Bubbletear - Elden Ring: Shadow of the Erdtree Database

Lore

A crystal tear formed slowly over the ages where the Erdtree’s bounty falls to the ground.

Can be mixed in the Flask of Wondrous Physick.
Provides significant damage negation.

However, this effect only occurs once, and will expire after a certain duration.

Can be mixed in the Flask of Wondrous Physick to enhance its effect. Has the property of damage negation.

Dropped by the Erdtree Avatar (Weeping Peninsula) boss upon defeat.

You can find Crystal Tears at the bases of Minor Erdtrees and elsewhere throughout the Lands Between.
At sites of grace, you can mix two crystal tears in the Flask of Wondrous Physick.
This will allow you to create elixirs with various custom effects.