Anytime Raine confirms their dedication to Eda and The Collector.
When The Collector falls asleep in chapter 5.
When Eda first meets The Collector(unknowingly) in chapter 7 her first instinct is to protect them from a perceived threat and gladly includes them in her reunion hug with King.
In chapter 2 Eda and Darius traveled on foot from the Day of Unity stadium to a warehouse on the Knee while carrying an injured Raine and Eberwolf.
While offscreen, Luz, Amity, Willow, Gus, and Hunter spent their time in the human realm researching The Collector and looking for a way back to the demon realm. They managed to find a mirror disc in the human world and returned through a naturally occurring tide pool with a plan to save everyone.
Vee risking their safety in chapter 10 to absorb The Collector’s magic, they drain enough to render them temporally powerless.