Grandparent

The Grandparent is a new Boss Monster introduced in the anniversary update of Risk of Rain 2. Being a Boss, the Grandparent may be encountered after initiating a stage's Teleporter Event. It can otherwise spawn naturally during higher difficulties.

Environments

 * Sky Meadow

Loot
Main Article: Planula

If the Grandparent is the Teleporter Boss, there's a chance the Uncommon item you would get as a reward for defeating the Teleporter Boss could be replaced by its Boss item,.